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42307376 = 2419139169
BaseRepresentation
bin1010000101100…
…0111100110000
32221121102210212
42201120330300
541312314001
64110443252
71022415056
oct241307460
987542725
1042307376
1121977181
1212203528
1389c3b67
1458941d6
153aaa7bb
hex2858f30

42307376 has 20 divisors (see below), whose sum is σ = 86285400. Its totient is φ = 20040192.

The previous prime is 42307333. The next prime is 42307387. The reversal of 42307376 is 67370324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69281 + ... + 69888.

It is an arithmetic number, because the mean of its divisors is an integer number (4314270).

Almost surely, 242307376 is an apocalyptic number.

It is an amenable number.

42307376 is an abundant number, since it is smaller than the sum of its proper divisors (43978024).

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

42307376 is a wasteful number, since it uses less digits than its factorization.

42307376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139196 (or 139190 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 42307376 is about 6504.4120410687. The cubic root of 42307376 is about 348.4485781741.

The spelling of 42307376 in words is "forty-two million, three hundred seven thousand, three hundred seventy-six".

Divisors: 1 2 4 8 16 19 38 76 152 304 139169 278338 556676 1113352 2226704 2644211 5288422 10576844 21153688 42307376