Base | Representation |
---|---|
bin | 11100011001000110… |
… | …00100001111101000 |
3 | 1110100022012210002110 |
4 | 32030203010033220 |
5 | 222204140421202 |
6 | 11000312202320 |
7 | 1046506356651 |
oct | 161443041750 |
9 | 43308183073 |
10 | 15242904552 |
11 | 6512249887 |
12 | 2b549993a0 |
13 | 158bc75c65 |
14 | a485b4528 |
15 | 5e32e626c |
hex | 38c8c43e8 |
15242904552 has 16 divisors (see below), whose sum is σ = 38107261440. Its totient is φ = 5080968176.
The previous prime is 15242904533. The next prime is 15242904557. The reversal of 15242904552 is 25540924251.
It is a super-3 number, since 3×152429045523 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 15242904552.
It is not an unprimeable number, because it can be changed into a prime (15242904557) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317560488 + ... + 317560535.
It is an arithmetic number, because the mean of its divisors is an integer number (2381703840).
Almost surely, 215242904552 is an apocalyptic number.
15242904552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
15242904552 is an abundant number, since it is smaller than the sum of its proper divisors (22864356888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15242904552 is a wasteful number, since it uses less digits than its factorization.
15242904552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 635121032 (or 635121028 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 39.
The spelling of 15242904552 in words is "fifteen billion, two hundred forty-two million, nine hundred four thousand, five hundred fifty-two".
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