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42419706 = 2371009993
BaseRepresentation
bin1010000111010…
…0010111111010
32221211010220020
42201310113322
541324412311
64113111310
71023363420
oct241642772
987733806
1042419706
1121a4360a
1212258536
138a33024
1458c3110
153acdc06
hex28745fa

42419706 has 16 divisors (see below), whose sum is σ = 96959424. Its totient is φ = 12119904.

The previous prime is 42419693. The next prime is 42419737. The reversal of 42419706 is 60791424.

It is a happy number.

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, 504955 + ... + 505038.

It is an arithmetic number, because the mean of its divisors is an integer number (6059964).

Almost surely, 242419706 is an apocalyptic number.

42419706 is an abundant number, since it is smaller than the sum of its proper divisors (54539718).

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

42419706 is a wasteful number, since it uses less digits than its factorization.

42419706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010005.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 42419706 is about 6513.0412251114. The cubic root of 42419706 is about 348.7566933878.

The spelling of 42419706 in words is "forty-two million, four hundred nineteen thousand, seven hundred six".

Divisors: 1 2 3 6 7 14 21 42 1009993 2019986 3029979 6059958 7069951 14139902 21209853 42419706