Base | Representation |
---|---|
bin | 10000010101011… |
… | …01110101000001 |
3 | 100112211200112200 |
4 | 20022231311001 |
5 | 240034330011 |
6 | 21332543413 |
7 | 3252465165 |
oct | 1012556501 |
9 | 315750480 |
10 | 137026881 |
11 | 70391362 |
12 | 39a81b69 |
13 | 22508cc4 |
14 | 142acca5 |
15 | c06a856 |
hex | 82add41 |
137026881 has 12 divisors (see below), whose sum is σ = 198286608. Its totient is φ = 91185624.
The previous prime is 137026871. The next prime is 137026891. The reversal of 137026881 is 188620731.
It is an interprime number because it is at equal distance from previous prime (137026871) and next prime (137026891).
It is not a de Polignac number, because 137026881 - 210 = 137025857 is a prime.
It is a super-2 number, since 2×1370268812 = 37552732233176322, which contains 22 as substring.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (137026811) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8455 + ... + 18588.
It is an arithmetic number, because the mean of its divisors is an integer number (16523884).
Almost surely, 2137026881 is an apocalyptic number.
It is an amenable number.
137026881 is a deficient number, since it is larger than the sum of its proper divisors (61259727).
137026881 is a wasteful number, since it uses less digits than its factorization.
137026881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27612 (or 27609 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 137026881 is about 11705.8481538076. The cubic root of 137026881 is about 515.5473879437.
The spelling of 137026881 in words is "one hundred thirty-seven million, twenty-six thousand, eight hundred eighty-one".
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