Base | Representation |
---|---|
bin | 11001011010001… |
… | …11000110000100 |
3 | 112212002020202102 |
4 | 30231013012010 |
5 | 414031332012 |
6 | 33052331232 |
7 | 5165522534 |
oct | 1455070604 |
9 | 485066672 |
10 | 213152132 |
11 | aa356396 |
12 | 5b473b18 |
13 | 3521082b |
14 | 204474c4 |
15 | 13aa62c2 |
hex | cb47184 |
213152132 has 48 divisors (see below), whose sum is σ = 400619520. Its totient is φ = 99007392.
The previous prime is 213152131. The next prime is 213152143. The reversal of 213152132 is 231251312.
It is a super-2 number, since 2×2131521322 = 90867662752290848, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (213152131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580613 + ... + 580979.
It is an arithmetic number, because the mean of its divisors is an integer number (8346240).
Almost surely, 2213152132 is an apocalyptic number.
It is an amenable number.
213152132 is a deficient number, since it is larger than the sum of its proper divisors (187467388).
213152132 is a wasteful number, since it uses less digits than its factorization.
213152132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 560 (or 558 counting only the distinct ones).
The product of its digits is 360, while the sum is 20.
The square root of 213152132 is about 14599.7305454587. The cubic root of 213152132 is about 597.3514106798.
The spelling of 213152132 in words is "two hundred thirteen million, one hundred fifty-two thousand, one hundred thirty-two".
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