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232015132213 = 37199211149341
BaseRepresentation
bin1101100000010100101…
…1011111011000110101
3211011212112101220120221
43120011023133120311
512300131333212323
6254330345254341
722522360040614
oct3300513373065
9734775356527
10232015132213
118a440547957
1238b714943b1
1318b570291a7
14b33000387b
15607de4e55d
hex36052df635

232015132213 has 16 divisors (see below), whose sum is σ = 240619830400. Its totient is φ = 223544059200.

The previous prime is 232015132199. The next prime is 232015132241. The reversal of 232015132213 is 312231510232.

It is a cyclic number.

It is not a de Polignac number, because 232015132213 - 225 = 231981577781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232015132243) 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, 1478923 + ... + 1628263.

It is an arithmetic number, because the mean of its divisors is an integer number (15038739400).

Almost surely, 2232015132213 is an apocalyptic number.

It is an amenable number.

232015132213 is a deficient number, since it is larger than the sum of its proper divisors (8604698187).

232015132213 is a wasteful number, since it uses less digits than its factorization.

232015132213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149788.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 232015132213 its reverse (312231510232), we get a palindrome (544246642445).

The spelling of 232015132213 in words is "two hundred thirty-two billion, fifteen million, one hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 37 199 211 7363 7807 41989 149341 1553593 5525617 29718859 31510951 1099597783 1165905187 6270679249 232015132213