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212520035046 = 23112535523157
BaseRepresentation
bin1100010111101100101…
…1100110001011100110
3202022112212221100211010
43011323023212023212
511440220112110141
6241344053523050
721232305330624
oct3057313461346
9668485840733
10212520035046
1182147023900
1235230643486
131706b132137
14a400bcc514
1557dc6b9416
hex317b2e62e6

212520035046 has 48 divisors (see below), whose sum is σ = 476007849072. Its totient is φ = 63184904640.

The previous prime is 212520035041. The next prime is 212520035153. The reversal of 212520035046 is 640530025212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212520035041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2723101 + ... + 2800056.

It is an arithmetic number, because the mean of its divisors is an integer number (9916830189).

Almost surely, 2212520035046 is an apocalyptic number.

212520035046 is an abundant number, since it is smaller than the sum of its proper divisors (263487814026).

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

212520035046 is a wasteful number, since it uses less digits than its factorization.

212520035046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5523237 (or 5523226 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 212520035046 in words is "two hundred twelve billion, five hundred twenty million, thirty-five thousand, forty-six".

Divisors: 1 2 3 6 11 22 33 53 66 106 121 159 242 318 363 583 726 1166 1749 3498 6413 12826 19239 38478 5523157 11046314 16569471 33138942 60754727 121509454 182264181 292727321 364528362 585454642 668301997 878181963 1336603994 1756363926 2004905991 3220000531 4009811982 6440001062 9660001593 19320003186 35420005841 70840011682 106260017523 212520035046