Base | Representation |
---|---|
bin | 11100110001110101… |
… | …10100000011000000 |
3 | 1110212202202111111121 |
4 | 32120322310003000 |
5 | 223120304100011 |
6 | 11033044522024 |
7 | 1054606465654 |
oct | 163072640300 |
9 | 43782674447 |
10 | 15450456256 |
11 | 660941a514 |
12 | 2bb23b0314 |
13 | 15c2c75611 |
14 | a67da0a64 |
15 | 606642e71 |
hex | 398eb40c0 |
15450456256 has 56 divisors (see below), whose sum is σ = 32481408240. Its totient is φ = 7266680832.
The previous prime is 15450456253. The next prime is 15450456283. The reversal of 15450456256 is 65265405451.
It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (15450456253) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2835871 + ... + 2841313.
Almost surely, 215450456256 is an apocalyptic number.
15450456256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
15450456256 is an abundant number, since it is smaller than the sum of its proper divisors (17030951984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15450456256 is a wasteful number, since it uses less digits than its factorization.
15450456256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8081 (or 8071 counting only the distinct ones).
The product of its (nonzero) digits is 720000, while the sum is 43.
The spelling of 15450456256 in words is "fifteen billion, four hundred fifty million, four hundred fifty-six thousand, two hundred fifty-six".
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