Base | Representation |
---|---|
bin | 100001011101101111… |
… | …0000000100110110001 |
3 | 20212111101002010222022 |
4 | 1002323132000212301 |
5 | 2134134324323204 |
6 | 53003021321225 |
7 | 5122605504014 |
oct | 1027336004661 |
9 | 225441063868 |
10 | 71864682929 |
11 | 28528815a46 |
12 | 11b17406215 |
13 | 6a13864030 |
14 | 369a52937b |
15 | 1d091945be |
hex | 10bb7809b1 |
71864682929 has 16 divisors (see below), whose sum is σ = 79089239040. Its totient is φ = 64884265920.
The previous prime is 71864682919. The next prime is 71864682931. The reversal of 71864682929 is 92928646817.
It is a cyclic number.
It is not a de Polignac number, because 71864682929 - 216 = 71864617393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71864682919) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 954152 + ... + 1026710.
It is an arithmetic number, because the mean of its divisors is an integer number (4943077440).
Almost surely, 271864682929 is an apocalyptic number.
It is an amenable number.
71864682929 is a deficient number, since it is larger than the sum of its proper divisors (7224556111).
71864682929 is a wasteful number, since it uses less digits than its factorization.
71864682929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74240.
The product of its digits is 20901888, while the sum is 62.
The spelling of 71864682929 in words is "seventy-one billion, eight hundred sixty-four million, six hundred eighty-two thousand, nine hundred twenty-nine".
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