Base | Representation |
---|---|
bin | 1001001001110111100… |
… | …0110001100011010000 |
3 | 120000221020222101020121 |
4 | 2102131320301203100 |
5 | 10034041014303332 |
6 | 200125305120024 |
7 | 14235145431232 |
oct | 2223570614320 |
9 | 500836871217 |
10 | 157267728592 |
11 | 60773595217 |
12 | 26590789014 |
13 | 11aa4194390 |
14 | 787cac0252 |
15 | 4156b80797 |
hex | 249de318d0 |
157267728592 has 80 divisors (see below), whose sum is σ = 332403849792. Its totient is φ = 71647994880.
The previous prime is 157267728581. The next prime is 157267728599. The reversal of 157267728592 is 295827762751.
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 157267728592.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157267728599) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6241363 + ... + 6266509.
Almost surely, 2157267728592 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157267728592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166201924896).
157267728592 is an abundant number, since it is smaller than the sum of its proper divisors (175136121200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157267728592 is a wasteful number, since it uses less digits than its factorization.
157267728592 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25556 (or 25550 counting only the distinct ones).
The product of its digits is 29635200, while the sum is 61.
The spelling of 157267728592 in words is "one hundred fifty-seven billion, two hundred sixty-seven million, seven hundred twenty-eight thousand, five hundred ninety-two".
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