Base | Representation |
---|---|
bin | 1001000101011100110… |
… | …0110101111001101110 |
3 | 112220212121110022121010 |
4 | 2101113030311321232 |
5 | 10024123420310313 |
6 | 155411502450050 |
7 | 14163565316610 |
oct | 2212714657156 |
9 | 486777408533 |
10 | 156081806958 |
11 | 602151247a0 |
12 | 262bb593926 |
13 | 1194558bbbc |
14 | 77a93b6db0 |
15 | 40d79c64c3 |
hex | 2457335e6e |
156081806958 has 128 divisors (see below), whose sum is σ = 391975096320. Its totient is φ = 40251467520.
The previous prime is 156081806957. The next prime is 156081806987. The reversal of 156081806958 is 859608180651.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 156081806898 and 156081806907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (156081806957) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78314010 + ... + 78316002.
It is an arithmetic number, because the mean of its divisors is an integer number (3062305440).
Almost surely, 2156081806958 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 156081806958, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195987548160).
156081806958 is an abundant number, since it is smaller than the sum of its proper divisors (235893289362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156081806958 is a wasteful number, since it uses less digits than its factorization.
156081806958 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3142.
The product of its (nonzero) digits is 4147200, while the sum is 57.
The spelling of 156081806958 in words is "one hundred fifty-six billion, eighty-one million, eight hundred six thousand, nine hundred fifty-eight".
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