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2320461231 = 311379185533
BaseRepresentation
bin1000101001001111…
…0110110110101111
312222201100122101120
42022103312312233
514223014224411
61022131312023
7111334411044
oct21223666657
95881318346
102320461231
11a90926960
1254914b613
132ac98a4aa
141802771cb
15d8ab4106
hex8a4f6daf

2320461231 has 16 divisors (see below), whose sum is σ = 3384140160. Its totient is φ = 1402621920.

The previous prime is 2320461217. The next prime is 2320461271. The reversal of 2320461231 is 1321640232.

It is not a de Polignac number, because 2320461231 - 27 = 2320461103 is a prime.

It is a super-2 number, since 2×23204612312 = 10769080649148070722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320461271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80260 + ... + 105273.

It is an arithmetic number, because the mean of its divisors is an integer number (211508760).

Almost surely, 22320461231 is an apocalyptic number.

2320461231 is a deficient number, since it is larger than the sum of its proper divisors (1063678929).

2320461231 is a wasteful number, since it uses less digits than its factorization.

2320461231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185926.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2320461231 is about 48171.1659709416. The cubic root of 2320461231 is about 1323.9089118628.

The spelling of 2320461231 in words is "two billion, three hundred twenty million, four hundred sixty-one thousand, two hundred thirty-one".

Divisors: 1 3 11 33 379 1137 4169 12507 185533 556599 2040863 6122589 70317007 210951021 773487077 2320461231