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469115061 = 32313151899
BaseRepresentation
bin11011111101100…
…010000010110101
31012200201111212220
4123331202002311
51430043140221
6114314432553
714424261252
oct3375420265
91180644786
10469115061
112208920a8
12111132759
137626039c
1446436429
152b2b70c6
hex1bf620b5

469115061 has 16 divisors (see below), whose sum is σ = 657676800. Its totient is φ = 296856560.

The previous prime is 469115047. The next prime is 469115069. The reversal of 469115061 is 160511964.

It is a cyclic number.

It is not a de Polignac number, because 469115061 - 25 = 469115029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469115069) 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, 16911 + ... + 34988.

It is an arithmetic number, because the mean of its divisors is an integer number (41104800).

Almost surely, 2469115061 is an apocalyptic number.

It is an amenable number.

469115061 is a deficient number, since it is larger than the sum of its proper divisors (188561739).

469115061 is a wasteful number, since it uses less digits than its factorization.

469115061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52056.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 469115061 is about 21659.0641764597. The cubic root of 469115061 is about 777.0097327218.

The spelling of 469115061 in words is "four hundred sixty-nine million, one hundred fifteen thousand, sixty-one".

Divisors: 1 3 23 69 131 393 3013 9039 51899 155697 1193677 3581031 6798769 20396307 156371687 469115061