Base | Representation |
---|---|
bin | 10110010111010111001… |
… | …10111101001101100101 |
3 | 2201110112002111011210121 |
4 | 23023223212331031211 |
5 | 100042300000133040 |
6 | 1345005125121541 |
7 | 106343040015514 |
oct | 13135346751545 |
9 | 2643462434717 |
10 | 768457036645 |
11 | 27699aa66541 |
12 | 104b228592b1 |
13 | 5760802ba0c |
14 | 2929d03267b |
15 | 14ec8ed3c4a |
hex | b2eb9bd365 |
768457036645 has 32 divisors (see below), whose sum is σ = 957575520000. Its totient is φ = 591313121280.
The previous prime is 768457036643. The next prime is 768457036747. The reversal of 768457036645 is 546630754867.
It is not a de Polignac number, because 768457036645 - 21 = 768457036643 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (768457036643) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42895240 + ... + 42913150.
It is an arithmetic number, because the mean of its divisors is an integer number (29924235000).
Almost surely, 2768457036645 is an apocalyptic number.
It is an amenable number.
768457036645 is a deficient number, since it is larger than the sum of its proper divisors (189118483355).
768457036645 is a wasteful number, since it uses less digits than its factorization.
768457036645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19053.
The product of its (nonzero) digits is 101606400, while the sum is 61.
The spelling of 768457036645 in words is "seven hundred sixty-eight billion, four hundred fifty-seven million, thirty-six thousand, six hundred forty-five".
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