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102152960 = 285713877
BaseRepresentation
bin1100001011010…
…11101100000000
321010012220111222
412011223230000
5202122343320
614045254212
72350200020
oct605535400
9233186458
10102152960
1152732038
122a264368
1318218750
14d7d1a80
158e7c825
hex616bb00

102152960 has 144 divisors (see below), whose sum is σ = 301498176. Its totient is φ = 32292864.

The previous prime is 102152929. The next prime is 102152969. The reversal of 102152960 is 69251201.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102152969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116042 + ... + 116918.

Almost surely, 2102152960 is an apocalyptic number.

102152960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102152960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150749088).

102152960 is an abundant number, since it is smaller than the sum of its proper divisors (199345216).

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

102152960 is an equidigital number, since it uses as much as digits as its factorization.

102152960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918 (or 904 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 102152960 is about 10107.0747498967. The cubic root of 102152960 is about 467.4663115458.

It can be divided in two parts, 10 and 2152960, that multiplied together give a square (21529600 = 46402).

The spelling of 102152960 in words is "one hundred two million, one hundred fifty-two thousand, nine hundred sixty".

Divisors: 1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 112 128 130 140 160 182 208 224 256 260 280 320 364 416 448 455 520 560 640 728 832 877 896 910 1040 1120 1280 1456 1664 1754 1792 1820 2080 2240 2912 3328 3508 3640 4160 4385 4480 5824 6139 7016 7280 8320 8770 8960 11401 11648 12278 14032 14560 16640 17540 22802 23296 24556 28064 29120 30695 35080 45604 49112 56128 57005 58240 61390 70160 79807 91208 98224 112256 114010 116480 122780 140320 159614 182416 196448 224512 228020 245560 280640 319228 364832 392896 399035 456040 491120 561280 638456 729664 785792 798070 912080 982240 1122560 1276912 1459328 1571584 1596140 1824160 1964480 2553824 2918656 3192280 3648320 3928960 5107648 6384560 7296640 7857920 10215296 12769120 14593280 20430592 25538240 51076480 102152960