Base | Representation |
---|---|
bin | 11100001000100000111011… |
… | …01101001011011111011001 |
3 | 22010001020220200000110122011 |
4 | 32010100131231023133121 |
5 | 31102044421033030033 |
6 | 335324252304225521 |
7 | 16013420336502010 |
oct | 1604203555133731 |
9 | 263036820013564 |
10 | 61865207314393 |
11 | 1879198378516a |
12 | 6b31a8490b2a1 |
13 | 2869b30327aa2 |
14 | 113c4133c3a77 |
15 | 7243c90b6ccd |
hex | 38441db4b7d9 |
61865207314393 has 16 divisors (see below), whose sum is σ = 73144664369280. Its totient is φ = 51221753712000.
The previous prime is 61865207314387. The next prime is 61865207314481. The reversal of 61865207314393 is 39341370256816.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-61865207314393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61865207311393) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067090883 + ... + 1067148856.
It is an arithmetic number, because the mean of its divisors is an integer number (4571541523080).
It is a 1-persistent number, because it is pandigital, but 2⋅61865207314393 = 123730414628786 is not.
Almost surely, 261865207314393 is an apocalyptic number.
It is an amenable number.
61865207314393 is a deficient number, since it is larger than the sum of its proper divisors (11279457054887).
61865207314393 is a wasteful number, since it uses less digits than its factorization.
61865207314393 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2134239888.
The product of its (nonzero) digits is 19595520, while the sum is 58.
The spelling of 61865207314393 in words is "sixty-one trillion, eight hundred sixty-five billion, two hundred seven million, three hundred fourteen thousand, three hundred ninety-three".
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