Base | Representation |
---|---|
bin | 11011111100101000… |
… | …10101000001001000 |
3 | 1102201122222022020022 |
4 | 31332110111001020 |
5 | 221212031110242 |
6 | 10520503120012 |
7 | 1040550153626 |
oct | 157624250110 |
9 | 42648868208 |
10 | 15004160072 |
11 | 63aa5035a0 |
12 | 2aa8a43008 |
13 | 1551674735 |
14 | a249c8516 |
15 | 5cc3870d2 |
hex | 37e515048 |
15004160072 has 32 divisors (see below), whose sum is σ = 30859920000. Its totient is φ = 6782385600.
The previous prime is 15004160069. The next prime is 15004160081. The reversal of 15004160072 is 27006140051.
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, 455072 + ... + 486927.
It is an arithmetic number, because the mean of its divisors is an integer number (964372500).
Almost surely, 215004160072 is an apocalyptic number.
It is an amenable number.
15004160072 is an abundant number, since it is smaller than the sum of its proper divisors (15855759928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15004160072 is a wasteful number, since it uses less digits than its factorization.
15004160072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 942197 (or 942193 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 26.
The spelling of 15004160072 in words is "fifteen billion, four million, one hundred sixty thousand, seventy-two".
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