Base | Representation |
---|---|
bin | 111110111101101… |
… | …010100111011011 |
3 | 2201121201021112020 |
4 | 332331222213123 |
5 | 4130411241411 |
6 | 252453145523 |
7 | 35114564400 |
oct | 7675524733 |
9 | 2647637466 |
10 | 1056352731 |
11 | 4a2313495 |
12 | 25592b2a3 |
13 | 13ab0acb5 |
14 | a041a2a7 |
15 | 62b13606 |
hex | 3ef6a9db |
1056352731 has 24 divisors (see below), whose sum is σ = 1643665680. Its totient is φ = 601699392.
The previous prime is 1056352729. The next prime is 1056352733. The reversal of 1056352731 is 1372536501.
It is an interprime number because it is at equal distance from previous prime (1056352729) and next prime (1056352733).
It is not a de Polignac number, because 1056352731 - 21 = 1056352729 is a prime.
It is a super-2 number, since 2×10563527312 = 2231762184582316722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1056352692 and 1056352701.
It is not an unprimeable number, because it can be changed into a prime (1056352733) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35265 + ... + 57933.
It is an arithmetic number, because the mean of its divisors is an integer number (68486070).
Almost surely, 21056352731 is an apocalyptic number.
1056352731 is a deficient number, since it is larger than the sum of its proper divisors (587312949).
1056352731 is a wasteful number, since it uses less digits than its factorization.
1056352731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23003 (or 22996 counting only the distinct ones).
The product of its (nonzero) digits is 18900, while the sum is 33.
The square root of 1056352731 is about 32501.5804384956. The cubic root of 1056352731 is about 1018.4420439146.
The spelling of 1056352731 in words is "one billion, fifty-six million, three hundred fifty-two thousand, seven hundred thirty-one".
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