Base | Representation |
---|---|
bin | 11000010101111010… |
… | …110001101111000100 |
3 | 2111110120101021020212 |
4 | 120111322301233010 |
5 | 412012202032010 |
6 | 20001334014552 |
7 | 1613466240140 |
oct | 302572615704 |
9 | 74416337225 |
10 | 26137533380 |
11 | 100a2a57762 |
12 | 50954a7458 |
13 | 26070c90aa |
14 | 139d496220 |
15 | a2e9be505 |
hex | 615eb1bc4 |
26137533380 has 48 divisors (see below), whose sum is σ = 63339144960. Its totient is φ = 8874430848.
The previous prime is 26137533353. The next prime is 26137533421. The reversal of 26137533380 is 8333573162.
It is a super-2 number, since 2×261375333802 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 891875 + ... + 920714.
It is an arithmetic number, because the mean of its divisors is an integer number (1319565520).
Almost surely, 226137533380 is an apocalyptic number.
26137533380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26137533380 is an abundant number, since it is smaller than the sum of its proper divisors (37201611580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26137533380 is a wasteful number, since it uses less digits than its factorization.
26137533380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1812708 (or 1812706 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 41.
The spelling of 26137533380 in words is "twenty-six billion, one hundred thirty-seven million, five hundred thirty-three thousand, three hundred eighty".
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