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42718017522 = 2319140192957
BaseRepresentation
bin100111110010001100…
…010011011111110010
311002021002111010121010
4213302030103133302
51144441303030042
631342511211350
73041410105065
oct476214233762
9132232433533
1042718017522
1117131230914
128342216b56
13404a206c5b
1420d35708dc
1511a042a59c
hex9f23137f2

42718017522 has 32 divisors (see below), whose sum is σ = 86098443264. Its totient is φ = 14129312000.

The previous prime is 42718017487. The next prime is 42718017533. The reversal of 42718017522 is 22571081724.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413068 + ... + 506024.

It is an arithmetic number, because the mean of its divisors is an integer number (2690576352).

Almost surely, 242718017522 is an apocalyptic number.

42718017522 is an abundant number, since it is smaller than the sum of its proper divisors (43380425742).

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

42718017522 is a wasteful number, since it uses less digits than its factorization.

42718017522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93554.

The product of its (nonzero) digits is 62720, while the sum is 39.

The spelling of 42718017522 in words is "forty-two billion, seven hundred eighteen million, seventeen thousand, five hundred twenty-two".

Divisors: 1 2 3 6 191 382 401 573 802 1146 1203 2406 76591 92957 153182 185914 229773 278871 459546 557742 17754787 35509574 37275757 53264361 74551514 106528722 111827271 223654542 7119669587 14239339174 21359008761 42718017522