Base | Representation |
---|---|
bin | 1001001000101100001… |
… | …1010101010101001000 |
3 | 120000010020100221221210 |
4 | 2102023003111111020 |
5 | 10032414120320410 |
6 | 200034100133120 |
7 | 14224260455100 |
oct | 2221303252510 |
9 | 500106327853 |
10 | 156951729480 |
11 | 60621183427 |
12 | 265029971a0 |
13 | 11a53884260 |
14 | 784cb44200 |
15 | 4139061220 |
hex | 248b0d5548 |
156951729480 has 384 divisors, whose sum is σ = 592042711680. Its totient is φ = 32992727040.
The previous prime is 156951729461. The next prime is 156951729491. The reversal of 156951729480 is 84927159651.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 156951729480.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21475987 + ... + 21483293.
It is an arithmetic number, because the mean of its divisors is an integer number (1541777895).
Almost surely, 2156951729480 is an apocalyptic number.
156951729480 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 156951729480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296021355840).
156951729480 is an abundant number, since it is smaller than the sum of its proper divisors (435090982200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156951729480 is a wasteful number, since it uses less digits than its factorization.
156951729480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7629 (or 7618 counting only the distinct ones).
The product of its (nonzero) digits is 5443200, while the sum is 57.
The spelling of 156951729480 in words is "one hundred fifty-six billion, nine hundred fifty-one million, seven hundred twenty-nine thousand, four hundred eighty".
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