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202144343210 = 2526376860967
BaseRepresentation
bin1011110001000010111…
…1011110010010101010
3201022202210020121101022
42330100233132102222
511302442422440320
6232510330452442
720414216365325
oct2742057362252
9638683217338
10202144343210
1178802236a77
1233215894122
13160a6664704
149ad8bd17bc
1553d184a325
hex2f10bde4aa

202144343210 has 16 divisors (see below), whose sum is σ = 365243319936. Its totient is φ = 80550292368.

The previous prime is 202144343179. The next prime is 202144343227. The reversal of 202144343210 is 12343441202.

It is a self number, because there is not a number n which added to its sum of digits gives 202144343210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38427854 + ... + 38433113.

It is an arithmetic number, because the mean of its divisors is an integer number (22827707496).

Almost surely, 2202144343210 is an apocalyptic number.

202144343210 is a deficient number, since it is larger than the sum of its proper divisors (163098976726).

202144343210 is a wasteful number, since it uses less digits than its factorization.

202144343210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76861237.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 202144343210 its reverse (12343441202), we get a palindrome (214487784412).

The spelling of 202144343210 in words is "two hundred two billion, one hundred forty-four million, three hundred forty-three thousand, two hundred ten".

Divisors: 1 2 5 10 263 526 1315 2630 76860967 153721934 384304835 768609670 20214434321 40428868642 101072171605 202144343210