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468721705 = 51731177883
BaseRepresentation
bin11011111100000…
…010000000101001
31012122222112022011
4123330002000221
51424443043310
6114302155521
714421032404
oct3374020051
91178875264
10468721705
11220643611
12110b82ba1
137615332a
1446372d3b
152b23a78a
hex1bf02029

468721705 has 16 divisors (see below), whose sum is σ = 614767104. Its totient is φ = 341533440.

The previous prime is 468721681. The next prime is 468721711. The reversal of 468721705 is 507127864.

It is not a de Polignac number, because 468721705 - 215 = 468688937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86307 + ... + 91576.

It is an arithmetic number, because the mean of its divisors is an integer number (38422944).

Almost surely, 2468721705 is an apocalyptic number.

It is an amenable number.

468721705 is a deficient number, since it is larger than the sum of its proper divisors (146045399).

468721705 is a wasteful number, since it uses less digits than its factorization.

468721705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177936.

The product of its (nonzero) digits is 94080, while the sum is 40.

The square root of 468721705 is about 21649.9816397151. The cubic root of 468721705 is about 776.7924961040.

The spelling of 468721705 in words is "four hundred sixty-eight million, seven hundred twenty-one thousand, seven hundred five".

Divisors: 1 5 17 31 85 155 527 2635 177883 889415 3024011 5514373 15120055 27571865 93744341 468721705