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1404000231 = 31924631583
BaseRepresentation
bin101001110101111…
…0101011111100111
310121211212121020120
41103223311133213
510333411001411
6351152333023
746535543064
oct12353653747
93554777216
101404000231
11660581177
12332244173
13194b4c48a
14d4673c6b
15833d5106
hex53af57e7

1404000231 has 8 divisors (see below), whose sum is σ = 1970526720. Its totient is φ = 886736952.

The previous prime is 1404000163. The next prime is 1404000341. The reversal of 1404000231 is 1320004041.

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

It is not a de Polignac number, because 1404000231 - 29 = 1403999719 is a prime.

It is a super-2 number, since 2×14040002312 = 3942433297296106722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1404000231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1404002231) 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, 12315735 + ... + 12315848.

It is an arithmetic number, because the mean of its divisors is an integer number (246315840).

Almost surely, 21404000231 is an apocalyptic number.

1404000231 is a deficient number, since it is larger than the sum of its proper divisors (566526489).

1404000231 is a wasteful number, since it uses less digits than its factorization.

1404000231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24631605.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 1404000231 is about 37469.9910728572. The cubic root of 1404000231 is about 1119.7534084561.

Adding to 1404000231 its reverse (1320004041), we get a palindrome (2724004272).

The spelling of 1404000231 in words is "one billion, four hundred four million, two hundred thirty-one", and thus it is an aban number.

Divisors: 1 3 19 57 24631583 73894749 468000077 1404000231