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42412713 = 372387811
BaseRepresentation
bin1010000111001…
…0101010101001
32221210210022020
42201302222221
541324201323
64113015053
71023334140
oct241625251
987723266
1042412713
1121a39332
1212254489
138a2caa5
1458c0757
153acbae3
hex2872aa9

42412713 has 16 divisors (see below), whose sum is σ = 67439616. Its totient is φ = 23181840.

The previous prime is 42412687. The next prime is 42412771. The reversal of 42412713 is 31721424.

It is a happy number.

It is not a de Polignac number, because 42412713 - 26 = 42412649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42412213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43423 + ... + 44388.

It is an arithmetic number, because the mean of its divisors is an integer number (4214976).

Almost surely, 242412713 is an apocalyptic number.

It is an amenable number.

42412713 is a deficient number, since it is larger than the sum of its proper divisors (25026903).

42412713 is a wasteful number, since it uses less digits than its factorization.

42412713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87844.

The product of its digits is 1344, while the sum is 24.

The square root of 42412713 is about 6512.5043570043. The cubic root of 42412713 is about 348.7375278488.

The spelling of 42412713 in words is "forty-two million, four hundred twelve thousand, seven hundred thirteen".

Divisors: 1 3 7 21 23 69 161 483 87811 263433 614677 1844031 2019653 6058959 14137571 42412713