Base | Representation |
---|---|
bin | 111010101101… |
… | …010101100100 |
3 | 1001221220011221 |
4 | 322231111210 |
5 | 12414440202 |
6 | 1305510124 |
7 | 244545646 |
oct | 72552544 |
9 | 31856157 |
10 | 15390052 |
11 | 8761857 |
12 | 51a2344 |
13 | 325b052 |
14 | 2088896 |
15 | 1540037 |
hex | ead564 |
15390052 has 12 divisors (see below), whose sum is σ = 27095040. Its totient is φ = 7648616.
The previous prime is 15390041. The next prime is 15390121. The reversal of 15390052 is 25009351.
It is a junction number, because it is equal to n+sod(n) for n = 15389999 and 15390026.
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 3 ways as a sum of consecutive naturals, for example, 10852 + ... + 12187.
It is an arithmetic number, because the mean of its divisors is an integer number (2257920).
Almost surely, 215390052 is an apocalyptic number.
It is an amenable number.
15390052 is a deficient number, since it is larger than the sum of its proper divisors (11704988).
15390052 is a wasteful number, since it uses less digits than its factorization.
15390052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23210 (or 23208 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 25.
The square root of 15390052 is about 3923.0156767467. The cubic root of 15390052 is about 248.7406104046.
The spelling of 15390052 in words is "fifteen million, three hundred ninety thousand, fifty-two".
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