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4204232431 = 731163118861
BaseRepresentation
bin1111101010010111…
…0111111011101111
3101212000000010200021
43322211313323233
532102240414211
61533103143011
7206120246260
oct37245677357
911760003607
104204232431
1118681a8063
12993ba4a67
1352002b2c9
142bc518967
15199168771
hexfa977eef

4204232431 has 16 divisors (see below), whose sum is σ = 4990302208. Its totient is φ = 3465957600.

The previous prime is 4204232407. The next prime is 4204232453. The reversal of 4204232431 is 1342324024.

It is a happy number.

It is not a de Polignac number, because 4204232431 - 27 = 4204232303 is a prime.

It is a super-2 number, since 2×42042324312 = 35351140667744339522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4204232396 and 4204232405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4204232401) 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, 24060 + ... + 94801.

It is an arithmetic number, because the mean of its divisors is an integer number (311893888).

Almost surely, 24204232431 is an apocalyptic number.

4204232431 is a deficient number, since it is larger than the sum of its proper divisors (786069777).

4204232431 is a wasteful number, since it uses less digits than its factorization.

4204232431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119062.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 4204232431 is about 64840.0526757960. The cubic root of 4204232431 is about 1613.9704264121.

Adding to 4204232431 its reverse (1342324024), we get a palindrome (5546556455).

The spelling of 4204232431 in words is "four billion, two hundred four million, two hundred thirty-two thousand, four hundred thirty-one".

Divisors: 1 7 31 163 217 1141 5053 35371 118861 832027 3684691 19374343 25792837 135620401 600604633 4204232431