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213480046962 = 23371343443233
BaseRepresentation
bin1100011011010001100…
…1110000000101110010
3202102000210101000121000
43012310121300011302
511444201343000322
6242023230142430
721265143313320
oct3066431600562
9672023330530
10213480046962
1182599a14a86
123545a051a16
1317191cab020
14a4924cad10
155846aec3ac
hex31b4670172

213480046962 has 64 divisors (see below), whose sum is σ = 583877064960. Its totient is φ = 56302428672.

The previous prime is 213480046921. The next prime is 213480046981. The reversal of 213480046962 is 269640084312.

213480046962 is a `hidden beast` number, since 21 + 34 + 80 + 0 + 469 + 62 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21716703 + ... + 21726530.

It is an arithmetic number, because the mean of its divisors is an integer number (9123079140).

Almost surely, 2213480046962 is an apocalyptic number.

213480046962 is an abundant number, since it is smaller than the sum of its proper divisors (370397017998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213480046962 is a wasteful number, since it uses less digits than its factorization.

213480046962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43443264 (or 43443258 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 213480046962 in words is "two hundred thirteen billion, four hundred eighty million, forty-six thousand, nine hundred sixty-two".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 78 91 117 126 182 189 234 273 351 378 546 702 819 1638 2457 4914 43443233 86886466 130329699 260659398 304102631 390989097 564762029 608205262 781978194 912307893 1129524058 1172967291 1694286087 1824615786 2345934582 2736923679 3388572174 3953334203 5082858261 5473847358 7906668406 8210771037 10165716522 11860002609 15248574783 16421542074 23720005218 30497149566 35580007827 71160015654 106740023481 213480046962