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468815907 = 3748745841
BaseRepresentation
bin11011111100011…
…001000000100011
31012200011022112010
4123330121000203
51430004102112
6114304204003
714421604140
oct3374310043
91180138463
10468815907
112206a836a
12111009603
1376187181
14463993c7
152b25863c
hex1bf19023

468815907 has 16 divisors (see below), whose sum is σ = 715868672. Its totient is φ = 267338880.

The previous prime is 468815887. The next prime is 468815957. The reversal of 468815907 is 709518864.

It is not a de Polignac number, because 468815907 - 27 = 468815779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (468815957) 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, 12694 + ... + 33147.

It is an arithmetic number, because the mean of its divisors is an integer number (44741792).

Almost surely, 2468815907 is an apocalyptic number.

468815907 is a deficient number, since it is larger than the sum of its proper divisors (247052765).

468815907 is a wasteful number, since it uses less digits than its factorization.

468815907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46338.

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 468815907 is about 21652.1570980815. The cubic root of 468815907 is about 776.8445316041.

The spelling of 468815907 in words is "four hundred sixty-eight million, eight hundred fifteen thousand, nine hundred seven".

Divisors: 1 3 7 21 487 1461 3409 10227 45841 137523 320887 962661 22324567 66973701 156271969 468815907