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3124300431 = 37228765053
BaseRepresentation
bin1011101000111001…
…0000101010001111
322001201220220110210
42322032100222033
522344310103211
61234004333503
7140265054420
oct27216205217
98051826423
103124300431
11136364a17a
127323a4293
133aa3859a5
14218d21647
151344489a6
hexba390a8f

3124300431 has 16 divisors (see below), whose sum is σ = 4762993664. Its totient is φ = 1784506464.

The previous prime is 3124300429. The next prime is 3124300469. The reversal of 3124300431 is 1340034213.

3124300431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3124300431 - 21 = 3124300429 is a prime.

It is a super-2 number, since 2×31243004312 = 19522506366293571522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3124300398 and 3124300407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3124300031) 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, 15501 + ... + 80553.

It is an arithmetic number, because the mean of its divisors is an integer number (297687104).

Almost surely, 23124300431 is an apocalyptic number.

3124300431 is a deficient number, since it is larger than the sum of its proper divisors (1638693233).

3124300431 is a wasteful number, since it uses less digits than its factorization.

3124300431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67350.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 3124300431 is about 55895.4419519159. The cubic root of 3124300431 is about 1461.8997648491.

Adding to 3124300431 its reverse (1340034213), we get a palindrome (4464334644).

The spelling of 3124300431 in words is "three billion, one hundred twenty-four million, three hundred thousand, four hundred thirty-one".

Divisors: 1 3 7 21 2287 6861 16009 48027 65053 195159 455371 1366113 148776211 446328633 1041433477 3124300431