Base | Representation |
---|---|
bin | 11100001010100101… |
… | …00111000100010000 |
3 | 1110000211010000112220 |
4 | 32011102213010100 |
5 | 221432003301344 |
6 | 10540242421040 |
7 | 1043500441035 |
oct | 160522470420 |
9 | 43024100486 |
10 | 15121150224 |
11 | 645a549a74 |
12 | 2b20061780 |
13 | 156c98668b |
14 | a3635d38c |
15 | 5d7795c19 |
hex | 3854a7110 |
15121150224 has 40 divisors (see below), whose sum is σ = 39072683712. Its totient is φ = 5039130240.
The previous prime is 15121150211. The next prime is 15121150277. The reversal of 15121150224 is 42205112151.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 15121150194 and 15121150203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167109 + ... + 241179.
Almost surely, 215121150224 is an apocalyptic number.
It is an amenable number.
15121150224 is an abundant number, since it is smaller than the sum of its proper divisors (23951533488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15121150224 is a wasteful number, since it uses less digits than its factorization.
15121150224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78335 (or 78329 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 24.
Adding to 15121150224 its reverse (42205112151), we get a palindrome (57326262375).
The spelling of 15121150224 in words is "fifteen billion, one hundred twenty-one million, one hundred fifty thousand, two hundred twenty-four".
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