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1074770680 = 235231936053
BaseRepresentation
bin100000000001111…
…1011001011111000
32202220101000012111
41000003323023320
54200120130210
6254352022104
735430254134
oct10003731370
92686330174
101074770680
11501753135
1225bb31934
131418892a9
14a2a523c4
156455088a
hex400fb2f8

1074770680 has 64 divisors (see below), whose sum is σ = 2536868160. Its totient is φ = 409018368.

The previous prime is 1074770677. The next prime is 1074770687. The reversal of 1074770680 is 860774701.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1074770687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174534 + ... + 180586.

It is an arithmetic number, because the mean of its divisors is an integer number (39638565).

Almost surely, 21074770680 is an apocalyptic number.

1074770680 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 1074770680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1268434080).

1074770680 is an abundant number, since it is smaller than the sum of its proper divisors (1462097480).

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

1074770680 is a wasteful number, since it uses less digits than its factorization.

1074770680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6280 (or 6276 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 1074770680 is about 32783.6953377742. The cubic root of 1074770680 is about 1024.3269601057.

The spelling of 1074770680 in words is "one billion, seventy-four million, seven hundred seventy thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 193 230 386 460 772 920 965 1544 1930 3860 4439 6053 7720 8878 12106 17756 22195 24212 30265 35512 44390 48424 60530 88780 121060 139219 177560 242120 278438 556876 696095 1113752 1168229 1392190 2336458 2784380 4672916 5568760 5841145 9345832 11682290 23364580 26869267 46729160 53738534 107477068 134346335 214954136 268692670 537385340 1074770680