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213152132 = 222359107367
BaseRepresentation
bin11001011010001…
…11000110000100
3112212002020202102
430231013012010
5414031332012
633052331232
75165522534
oct1455070604
9485066672
10213152132
11aa356396
125b473b18
133521082b
14204474c4
1513aa62c2
hexcb47184

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".

Divisors: 1 2 4 23 46 59 92 107 118 214 236 367 428 734 1357 1468 2461 2714 4922 5428 6313 8441 9844 12626 16882 21653 25252 33764 39269 43306 78538 86612 145199 157076 290398 498019 580796 903187 996038 1806374 1992076 2316871 3612748 4633742 9267484 53288033 106576066 213152132