Base | Representation |
---|---|
bin | 1011111011001011… |
… | …01100010100011100 |
3 | 121112011111022012220 |
4 | 11331211230110130 |
5 | 101102403001111 |
6 | 2535133025340 |
7 | 314435050326 |
oct | 57545542434 |
9 | 17464438186 |
10 | 6402000156 |
11 | 2795842522 |
12 | 12a8025250 |
13 | 7b045a896 |
14 | 44a374616 |
15 | 277093e06 |
hex | 17d96c51c |
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.
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