Base | Representation |
---|---|
bin | 10000010110001… |
… | …01001010110001 |
3 | 100120000112200102 |
4 | 20023011022301 |
5 | 240100404411 |
6 | 21335002145 |
7 | 3253343666 |
oct | 1013051261 |
9 | 316015612 |
10 | 137122481 |
11 | 70447171 |
12 | 39b09355 |
13 | 22540682 |
14 | 142d5a6d |
15 | c088d3b |
hex | 82c52b1 |
137122481 has 16 divisors (see below), whose sum is σ = 147744000. Its totient is φ = 126929088.
The previous prime is 137122463. The next prime is 137122519. The reversal of 137122481 is 184221731.
It is not a de Polignac number, because 137122481 - 222 = 132928177 is a prime.
It is a super-2 number, since 2×1371224812 = 37605149591190722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (137122421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228620 + ... + 229218.
It is an arithmetic number, because the mean of its divisors is an integer number (9234000).
Almost surely, 2137122481 is an apocalyptic number.
It is an amenable number.
137122481 is a deficient number, since it is larger than the sum of its proper divisors (10621519).
137122481 is a wasteful number, since it uses less digits than its factorization.
137122481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 928.
The product of its digits is 2688, while the sum is 29.
The square root of 137122481 is about 11709.9308708463. The cubic root of 137122481 is about 515.6672546260.
The spelling of 137122481 in words is "one hundred thirty-seven million, one hundred twenty-two thousand, four hundred eighty-one".
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