Base | Representation |
---|---|
bin | 10010101010111… |
… | …11010111100100 |
3 | 101220201112211210 |
4 | 21111133113210 |
5 | 310044102302 |
6 | 23313031420 |
7 | 3611214501 |
oct | 1125372744 |
9 | 356645753 |
10 | 156628452 |
11 | 8045a302 |
12 | 44555570 |
13 | 265acc76 |
14 | 16b324a8 |
15 | db3d66c |
hex | 955f5e4 |
156628452 has 24 divisors (see below), whose sum is σ = 365853600. Its totient is φ = 52154176.
The previous prime is 156628441. The next prime is 156628499. The reversal of 156628452 is 254826651.
It is a self number, because there is not a number n which added to its sum of digits gives 156628452.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5824 + ... + 18632.
It is an arithmetic number, because the mean of its divisors is an integer number (15243900).
Almost surely, 2156628452 is an apocalyptic number.
156628452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
156628452 is an abundant number, since it is smaller than the sum of its proper divisors (209225148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156628452 is a wasteful number, since it uses less digits than its factorization.
156628452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13835 (or 13833 counting only the distinct ones).
The product of its digits is 115200, while the sum is 39.
The square root of 156628452 is about 12515.1289246256. The cubic root of 156628452 is about 539.0431752904.
It can be divided in two parts, 156628 and 452, that added together give a triangular number (157080 = T560).
The spelling of 156628452 in words is "one hundred fifty-six million, six hundred twenty-eight thousand, four hundred fifty-two".
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