Base | Representation |
---|---|
bin | 1100001111010001001101… |
… | …01011010101001101011000 |
3 | 10112021211221020200210021210 |
4 | 12013220212223111031120 |
5 | 12011420121434020013 |
6 | 133123342203503120 |
7 | 5445252045162003 |
oct | 607504653251530 |
9 | 115254836623253 |
10 | 26912913970008 |
11 | 8636780355070 |
12 | 3027aa0527aa0 |
13 | 1202b5270c6b1 |
14 | 6908405a653a |
15 | 31a0eee56cc3 |
hex | 187a26ad5358 |
26912913970008 has 64 divisors (see below), whose sum is σ = 73399317177600. Its totient is φ = 8155377265280.
The previous prime is 26912913969971. The next prime is 26912913970009. The reversal of 26912913970008 is 80007931921962.
It is a self number, because there is not a number n which added to its sum of digits gives 26912913970008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26912913970009) 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, 78426610 + ... + 78769022.
It is an arithmetic number, because the mean of its divisors is an integer number (1146864330900).
Almost surely, 226912913970008 is an apocalyptic number.
It is an amenable number.
26912913970008 is an abundant number, since it is smaller than the sum of its proper divisors (46486403207592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26912913970008 is a wasteful number, since it uses less digits than its factorization.
26912913970008 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 640152 (or 640148 counting only the distinct ones).
The product of its (nonzero) digits is 2939328, while the sum is 57.
The spelling of 26912913970008 in words is "twenty-six trillion, nine hundred twelve billion, nine hundred thirteen million, nine hundred seventy thousand, eight".
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