Base | Representation |
---|---|
bin | 10000011011110… |
… | …10111011110010 |
3 | 100121102100221222 |
4 | 20031322323302 |
5 | 240243220434 |
6 | 21402545042 |
7 | 3262564406 |
oct | 1015727362 |
9 | 317370858 |
10 | 137866994 |
11 | 70905571 |
12 | 3a208182 |
13 | 22741505 |
14 | 1444b106 |
15 | c18472e |
hex | 837aef2 |
137866994 has 4 divisors (see below), whose sum is σ = 206800494. Its totient is φ = 68933496.
The previous prime is 137866961. The next prime is 137866999. The reversal of 137866994 is 499668731.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 71656225 + 66210769 = 8465^2 + 8137^2 .
It is not an unprimeable number, because it can be changed into a prime (137866999) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34466747 + ... + 34466750.
Almost surely, 2137866994 is an apocalyptic number.
137866994 is a deficient number, since it is larger than the sum of its proper divisors (68933500).
137866994 is an equidigital number, since it uses as much as digits as its factorization.
137866994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68933499.
The product of its digits is 1959552, while the sum is 53.
The square root of 137866994 is about 11741.6776484453. The cubic root of 137866994 is about 516.5988505279.
The spelling of 137866994 in words is "one hundred thirty-seven million, eight hundred sixty-six thousand, nine hundred ninety-four".
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