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42258934164 = 2233521577847
BaseRepresentation
bin100111010110110101…
…000010100110010100
311001002002122021121210
4213112311002212110
51143021241343124
631225151341420
73024134004456
oct472665024624
9131062567553
1042258934164
1116a16080787
128234521870
133ca60799b5
14208c5ca2d6
151174e95a29
hex9d6d42994

42258934164 has 12 divisors (see below), whose sum is σ = 98604179744. Its totient is φ = 14086311384.

The previous prime is 42258934153. The next prime is 42258934171. The reversal of 42258934164 is 46143985224.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1760788912 + ... + 1760788935.

Almost surely, 242258934164 is an apocalyptic number.

It is an amenable number.

42258934164 is an abundant number, since it is smaller than the sum of its proper divisors (56345245580).

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

42258934164 is a wasteful number, since it uses less digits than its factorization.

42258934164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3521577854 (or 3521577852 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The spelling of 42258934164 in words is "forty-two billion, two hundred fifty-eight million, nine hundred thirty-four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 3521577847 7043155694 10564733541 14086311388 21129467082 42258934164