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479764061 = 7232979901
BaseRepresentation
bin11100100110001…
…001111001011101
31020102202112120022
4130212021321131
51440304422221
6115335001525
714613633020
oct3446117135
91212675508
10479764061
112268a5927
121148092a5
137851b47a
1447a091b7
152c1bc4ab
hex1c989e5d

479764061 has 8 divisors (see below), whose sum is σ = 572141184. Its totient is φ = 393346800.

The previous prime is 479764031. The next prime is 479764063. The reversal of 479764061 is 160467974.

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

It is a de Polignac number, because none of the positive numbers 2k-479764061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (479764063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1489790 + ... + 1490111.

It is an arithmetic number, because the mean of its divisors is an integer number (71517648).

Almost surely, 2479764061 is an apocalyptic number.

It is an amenable number.

479764061 is a deficient number, since it is larger than the sum of its proper divisors (92377123).

479764061 is a wasteful number, since it uses less digits than its factorization.

479764061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2979931.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 479764061 is about 21903.5170920106. The cubic root of 479764061 is about 782.8452197146.

The spelling of 479764061 in words is "four hundred seventy-nine million, seven hundred sixty-four thousand, sixty-one".

Divisors: 1 7 23 161 2979901 20859307 68537723 479764061