Base | Representation |
---|---|
bin | 1011111000011101001000… |
… | …10100110111010100111000 |
3 | 10102111220121221011101102012 |
4 | 11330032210110313110320 |
5 | 11411044240001310423 |
6 | 131323303332225052 |
7 | 5334522020625650 |
oct | 574164424672470 |
9 | 112456557141365 |
10 | 26129042994488 |
11 | 83642a0651175 |
12 | 2b1bb9776b188 |
13 | 1176c5c1829b5 |
14 | 66491c39b360 |
15 | 304a22b45078 |
hex | 17c3a4537538 |
26129042994488 has 16 divisors (see below), whose sum is σ = 55990806416880. Its totient is φ = 11198161283328.
The previous prime is 26129042994487. The next prime is 26129042994497. The reversal of 26129042994488 is 88449924092162.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26129042994487) 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 3 ways as a sum of consecutive naturals, for example, 233295026681 + ... + 233295026792.
It is an arithmetic number, because the mean of its divisors is an integer number (3499425401055).
Almost surely, 226129042994488 is an apocalyptic number.
26129042994488 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
26129042994488 is an abundant number, since it is smaller than the sum of its proper divisors (29861763422392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26129042994488 is a wasteful number, since it uses less digits than its factorization.
26129042994488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 466590053486 (or 466590053482 counting only the distinct ones).
The product of its (nonzero) digits is 143327232, while the sum is 68.
The spelling of 26129042994488 in words is "twenty-six trillion, one hundred twenty-nine billion, forty-two million, nine hundred ninety-four thousand, four hundred eighty-eight".
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