Base | Representation |
---|---|
bin | 11011110110110101… |
… | …011100110110011011 |
3 | 2212012112211210000200 |
4 | 123312311130312123 |
5 | 442224204320330 |
6 | 21424012433243 |
7 | 2106136252605 |
oct | 336665346633 |
9 | 85175753020 |
10 | 29911010715 |
11 | 11759a93073 |
12 | 5969178823 |
13 | 2a88b08211 |
14 | 163a6c2175 |
15 | ba0deba60 |
hex | 6f6d5cd9b |
29911010715 has 24 divisors (see below), whose sum is σ = 53246991408. Its totient is φ = 15521388480.
The previous prime is 29911010713. The next prime is 29911010719. The reversal of 29911010715 is 51701011992.
It is not a de Polignac number, because 29911010715 - 21 = 29911010713 is a prime.
It is a super-2 number, since 2×299110107152 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 29911010715.
It is not an unprimeable number, because it can be changed into a prime (29911010713) 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 23 ways as a sum of consecutive naturals, for example, 8980621 + ... + 8983950.
It is an arithmetic number, because the mean of its divisors is an integer number (2218624642).
Almost surely, 229911010715 is an apocalyptic number.
29911010715 is a deficient number, since it is larger than the sum of its proper divisors (23335980693).
29911010715 is a wasteful number, since it uses less digits than its factorization.
29911010715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17964619 (or 17964616 counting only the distinct ones).
The product of its (nonzero) digits is 5670, while the sum is 36.
The spelling of 29911010715 in words is "twenty-nine billion, nine hundred eleven million, ten thousand, seven hundred fifteen".
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