Base | Representation |
---|---|
bin | 111001101011011110… |
… | …110111010000011111 |
3 | 12220212012110221220221 |
4 | 321223132313100133 |
5 | 2003314243414121 |
6 | 44241310422211 |
7 | 4321516033201 |
oct | 715336672037 |
9 | 186765427827 |
10 | 61932794911 |
11 | 242a14a2529 |
12 | 10005201967 |
13 | 5ac0003c10 |
14 | 2dd7456771 |
15 | 192728cb41 |
hex | e6b7b741f |
61932794911 has 32 divisors (see below), whose sum is σ = 71709865920. Its totient is φ = 52981807104.
The previous prime is 61932794897. The next prime is 61932794921. The reversal of 61932794911 is 11949723916.
It is a cyclic number.
It is not a de Polignac number, because 61932794911 - 25 = 61932794879 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61932794921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3918621 + ... + 3934393.
It is an arithmetic number, because the mean of its divisors is an integer number (2240933310).
Almost surely, 261932794911 is an apocalyptic number.
61932794911 is a deficient number, since it is larger than the sum of its proper divisors (9777071009).
61932794911 is a wasteful number, since it uses less digits than its factorization.
61932794911 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16075.
The product of its digits is 734832, while the sum is 52.
The spelling of 61932794911 in words is "sixty-one billion, nine hundred thirty-two million, seven hundred ninety-four thousand, nine hundred eleven".
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