Base | Representation |
---|---|
bin | 11000010101011011… |
… | …000010000000100100 |
3 | 2111102222201110200102 |
4 | 120111123002000210 |
5 | 412003034231203 |
6 | 20000435403232 |
7 | 1613335426655 |
oct | 302533020044 |
9 | 74388643612 |
10 | 26129211428 |
11 | 10099293311 |
12 | 5092753518 |
13 | 2605474268 |
14 | 139c32b52c |
15 | a2ddc8888 |
hex | 6156c2024 |
26129211428 has 24 divisors (see below), whose sum is σ = 47362318080. Its totient is φ = 12599998560.
The previous prime is 26129211401. The next prime is 26129211461. The reversal of 26129211428 is 82411292162.
It is a junction number, because it is equal to n+sod(n) for n = 26129211391 and 26129211400.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323258 + ... + 395921.
It is an arithmetic number, because the mean of its divisors is an integer number (1973429920).
Almost surely, 226129211428 is an apocalyptic number.
It is an amenable number.
26129211428 is a deficient number, since it is larger than the sum of its proper divisors (21233106652).
26129211428 is a wasteful number, since it uses less digits than its factorization.
26129211428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 719507 (or 719505 counting only the distinct ones).
The product of its digits is 27648, while the sum is 38.
The spelling of 26129211428 in words is "twenty-six billion, one hundred twenty-nine million, two hundred eleven thousand, four hundred twenty-eight".
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