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2313430405 = 5111319170293
BaseRepresentation
bin1000100111100100…
…0010010110000101
312222020010102220121
42021321002112011
514214214233110
61021320501541
7111220556026
oct21171022605
95866112817
102313430405
11a87964560
1254691a8b1
132ab398240
1417d366c4d
15d8175cda
hex89e42585

2313430405 has 32 divisors (see below), whose sum is σ = 3433127040. Its totient is φ = 1471322880.

The previous prime is 2313430393. The next prime is 2313430409. The reversal of 2313430405 is 5040343132.

It is not a de Polignac number, because 2313430405 - 25 = 2313430373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2313430405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313430409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71562 + ... + 98731.

It is an arithmetic number, because the mean of its divisors is an integer number (107285220).

Almost surely, 22313430405 is an apocalyptic number.

It is an amenable number.

2313430405 is a deficient number, since it is larger than the sum of its proper divisors (1119696635).

2313430405 is a wasteful number, since it uses less digits than its factorization.

2313430405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170341.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2313430405 is about 48098.1330718771. The cubic root of 2313430405 is about 1322.5704437518.

Adding to 2313430405 its reverse (5040343132), we get a palindrome (7353773537).

The spelling of 2313430405 in words is "two billion, three hundred thirteen million, four hundred thirty thousand, four hundred five".

Divisors: 1 5 11 13 19 55 65 95 143 209 247 715 1045 1235 2717 13585 170293 851465 1873223 2213809 3235567 9366115 11069045 16177835 24351899 35591237 42062371 121759495 177956185 210311855 462686081 2313430405