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6402000156 = 22383149179241
BaseRepresentation
bin1011111011001011…
…01100010100011100
3121112011111022012220
411331211230110130
5101102403001111
62535133025340
7314435050326
oct57545542434
917464438186
106402000156
112795842522
1212a8025250
137b045a896
1444a374616
15277093e06
hex17d96c51c

6402000156 has 96 divisors (see below), whose sum is σ = 15367968000. Its totient is φ = 2073799680.

The previous prime is 6402000151. The next prime is 6402000161. The reversal of 6402000156 is 6510002046.

It is an interprime number because it is at equal distance from previous prime (6402000151) and next prime (6402000161).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6402000151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26564196 + ... + 26564436.

It is an arithmetic number, because the mean of its divisors is an integer number (160083000).

Almost surely, 26402000156 is an apocalyptic number.

It is a pronic number, being equal to 80012×80013.

It is an amenable number.

6402000156 is an abundant number, since it is smaller than the sum of its proper divisors (8965967844).

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

6402000156 is a wasteful number, since it uses less digits than its factorization.

6402000156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 6402000156 is about 80012.4999984377. The cubic root of 6402000156 is about 1856.8289279196.

The spelling of 6402000156 in words is "six billion, four hundred two million, one hundred fifty-six", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 83 149 166 179 241 249 298 332 358 447 482 498 537 596 716 723 894 964 996 1074 1446 1788 2148 2892 12367 14857 20003 24734 26671 29714 35909 37101 40006 43139 44571 49468 53342 59428 60009 71818 74202 80012 80013 86278 89142 106684 107727 120018 129417 143636 148404 160026 172556 178284 215454 240036 258834 320052 430908 517668 2213693 2980447 3580537 4427386 5960894 6427711 6641079 7161074 8854772 8941341 10741611 11921788 12855422 13282158 14322148 17882682 19283133 21483222 25710844 26564316 35765364 38566266 42966444 77132532 533500013 1067000026 1600500039 2134000052 3201000078 6402000156