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468404643 = 3722304983
BaseRepresentation
bin11011111010110…
…100100110100011
31012122101102101010
4123322310212203
51424402422033
6114251312003
714415242130
oct3372644643
91178342333
10468404643
11220447383
12110a4b603
1376071c15
14462cd587
152b1c6863
hex1beb49a3

468404643 has 8 divisors (see below), whose sum is σ = 713759488. Its totient is φ = 267659784.

The previous prime is 468404639. The next prime is 468404653. The reversal of 468404643 is 346404864.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 468404643 - 22 = 468404639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (468404653) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11152471 + ... + 11152512.

It is an arithmetic number, because the mean of its divisors is an integer number (89219936).

Almost surely, 2468404643 is an apocalyptic number.

468404643 is a deficient number, since it is larger than the sum of its proper divisors (245354845).

468404643 is a wasteful number, since it uses less digits than its factorization.

468404643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22304993.

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 468404643 is about 21642.6579467495. The cubic root of 468404643 is about 776.6173054849.

The spelling of 468404643 in words is "four hundred sixty-eight million, four hundred four thousand, six hundred forty-three".

Divisors: 1 3 7 21 22304983 66914949 156134881 468404643