Base | Representation |
---|---|
bin | 10000010110111… |
… | …11101010110110 |
3 | 100120020001120202 |
4 | 20023133222312 |
5 | 240112343110 |
6 | 21341200502 |
7 | 3254305316 |
oct | 1013375266 |
9 | 316201522 |
10 | 137231030 |
11 | 70510782 |
12 | 39b60132 |
13 | 2257abc1 |
14 | 14323446 |
15 | c0ab0a5 |
hex | 82dfab6 |
137231030 has 16 divisors (see below), whose sum is σ = 247151520. Its totient is φ = 54862272.
The previous prime is 137231011. The next prime is 137231057. The reversal of 137231030 is 30132731.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 137230993 and 137231011.
It is a congruent number.
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, 28562 + ... + 33018.
It is an arithmetic number, because the mean of its divisors is an integer number (15446970).
Almost surely, 2137231030 is an apocalyptic number.
137231030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
137231030 is a deficient number, since it is larger than the sum of its proper divisors (109920490).
137231030 is a wasteful number, since it uses less digits than its factorization.
137231030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7543.
The product of its (nonzero) digits is 378, while the sum is 20.
The square root of 137231030 is about 11714.5648660119. The cubic root of 137231030 is about 515.8032897009.
Adding to 137231030 its reverse (30132731), we get a palindrome (167363761).
The spelling of 137231030 in words is "one hundred thirty-seven million, two hundred thirty-one thousand, thirty".
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