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52040667 = 3713118917
BaseRepresentation
bin1100011010000…
…1001111011011
310121220221101010
43012201033123
5101310300132
65055225003
71201224030
oct306411733
9117827333
1052040667
1127414a18
1215518163
13aa211c3
146ca9387
15487e6cc
hex31a13db

52040667 has 16 divisors (see below), whose sum is σ = 79909632. Its totient is φ = 29508960.

The previous prime is 52040623. The next prime is 52040671. The reversal of 52040667 is 76604025.

It is not a de Polignac number, because 52040667 - 210 = 52039643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52040687) 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, 6708 + ... + 12209.

It is an arithmetic number, because the mean of its divisors is an integer number (4994352).

Almost surely, 252040667 is an apocalyptic number.

52040667 is a deficient number, since it is larger than the sum of its proper divisors (27868965).

52040667 is a wasteful number, since it uses less digits than its factorization.

52040667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19058.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 52040667 is about 7213.9217489518. The cubic root of 52040667 is about 373.3483916297.

The spelling of 52040667 in words is "fifty-two million, forty thousand, six hundred sixty-seven".

Divisors: 1 3 7 21 131 393 917 2751 18917 56751 132419 397257 2478127 7434381 17346889 52040667