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3103124240 = 2451743471129
BaseRepresentation
bin1011100011110101…
…1110101100010000
322000021002001012102
42320331132230100
522323344433430
61231530415532
7136620056306
oct27075365420
98007061172
103103124240
1113526a6197
127272915a8
133a5b800b8
142161ac276
15132664345
hexb8f5eb10

3103124240 has 160 divisors (see below), whose sum is σ = 7990202880. Its totient is φ = 1115799552.

The previous prime is 3103124239. The next prime is 3103124261. The reversal of 3103124240 is 424213013.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2747996 + ... + 2749124.

It is an arithmetic number, because the mean of its divisors is an integer number (49938768).

Almost surely, 23103124240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3103124240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3995101440).

3103124240 is an abundant number, since it is smaller than the sum of its proper divisors (4887078640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3103124240 is a wasteful number, since it uses less digits than its factorization.

3103124240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249 (or 1243 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 3103124240 is about 55705.6930663285. The cubic root of 3103124240 is about 1458.5894050758.

Adding to 3103124240 its reverse (424213013), we get a palindrome (3527337253).

The spelling of 3103124240 in words is "three billion, one hundred three million, one hundred twenty-four thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 17 20 34 40 43 47 68 80 85 86 94 136 170 172 188 215 235 272 340 344 376 430 470 680 688 731 752 799 860 940 1129 1360 1462 1598 1720 1880 2021 2258 2924 3196 3440 3655 3760 3995 4042 4516 5645 5848 6392 7310 7990 8084 9032 10105 11290 11696 12784 14620 15980 16168 18064 19193 20210 22580 29240 31960 32336 34357 38386 40420 45160 48547 53063 58480 63920 68714 76772 80840 90320 95965 97094 106126 137428 153544 161680 171785 191930 194188 212252 242735 265315 274856 307088 343570 383860 388376 424504 485470 530630 549712 687140 767720 776752 825299 849008 902071 970940 1061260 1374280 1535440 1650598 1804142 1941880 2122520 2281709 2748560 3301196 3608284 3883760 4126495 4245040 4510355 4563418 6602392 7216568 8252990 9020710 9126836 11408545 13204784 14433136 16505980 18041420 18253672 22817090 33011960 36082840 36507344 38789053 45634180 66023920 72165680 77578106 91268360 155156212 182536720 193945265 310312424 387890530 620624848 775781060 1551562120 3103124240