Base | Representation |
---|---|
bin | 10111011010101101… |
… | …11011010101000000 |
3 | 1012110011201010200112 |
4 | 23231112323111000 |
5 | 201221432114320 |
6 | 5435304410452 |
7 | 623356316564 |
oct | 135526732500 |
9 | 35404633615 |
10 | 12572144960 |
11 | 5371714651 |
12 | 252a476a28 |
13 | 125485983b |
14 | 8739d36a4 |
15 | 4d8ad9ec5 |
hex | 2ed5bb540 |
12572144960 has 224 divisors, whose sum is σ = 32940345600. Its totient is φ = 4551966720.
The previous prime is 12572144951. The next prime is 12572144969. The reversal of 12572144960 is 6944127521.
It is an interprime number because it is at equal distance from previous prime (12572144951) and next prime (12572144969).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12572144969) 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, 19923845 + ... + 19924475.
Almost surely, 212572144960 is an apocalyptic number.
12572144960 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 12572144960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16470172800).
12572144960 is an abundant number, since it is smaller than the sum of its proper divisors (20368200640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12572144960 is a wasteful number, since it uses less digits than its factorization.
12572144960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 809 (or 799 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 41.
The spelling of 12572144960 in words is "twelve billion, five hundred seventy-two million, one hundred forty-four thousand, nine hundred sixty".
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