Base | Representation |
---|---|
bin | 1110010001010010110… |
… | …1010011010011010011 |
3 | 212102210122211121121122 |
4 | 3210110231103103103 |
5 | 13004042100240411 |
6 | 304343013312455 |
7 | 23466210224540 |
oct | 3442455232323 |
9 | 772718747548 |
10 | 245160555731 |
11 | 94a76819133 |
12 | 3b61b93572b |
13 | 1a1705869c0 |
14 | bc19bc5bc7 |
15 | 659d0299db |
hex | 3914b534d3 |
245160555731 has 32 divisors (see below), whose sum is σ = 315604036608. Its totient is φ = 185098193280.
The previous prime is 245160555727. The next prime is 245160555751. The reversal of 245160555731 is 137555061542.
245160555731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 245160555731 - 22 = 245160555727 is a prime.
It is a super-2 number, since 2×2451605557312 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (245160555701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 742040 + ... + 1020266.
It is an arithmetic number, because the mean of its divisors is an integer number (9862626144).
Almost surely, 2245160555731 is an apocalyptic number.
245160555731 is a deficient number, since it is larger than the sum of its proper divisors (70443480877).
245160555731 is a wasteful number, since it uses less digits than its factorization.
245160555731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 278691.
The product of its (nonzero) digits is 630000, while the sum is 44.
The spelling of 245160555731 in words is "two hundred forty-five billion, one hundred sixty million, five hundred fifty-five thousand, seven hundred thirty-one".
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