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5749431 = 310717911
BaseRepresentation
bin10101111011101010110111
3101211002201220
4111323222313
52432440211
6323121423
766604122
oct25735267
911732656
105749431
1132776a6
121b13273
131263c3c
14a993b9
15788806
hex57bab7

5749431 has 8 divisors (see below), whose sum is σ = 7737984. Its totient is φ = 3796920.

The previous prime is 5749427. The next prime is 5749441. The reversal of 5749431 is 1349475.

5749431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5749431 - 22 = 5749427 is a prime.

It is a super-2 number, since 2×57494312 = 66111913647522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5749392 and 5749401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5749411) 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, 8635 + ... + 9276.

It is an arithmetic number, because the mean of its divisors is an integer number (967248).

Almost surely, 25749431 is an apocalyptic number.

5749431 is the 1517-th centered pentagonal number.

5749431 is a deficient number, since it is larger than the sum of its proper divisors (1988553).

5749431 is a wasteful number, since it uses less digits than its factorization.

5749431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18021.

The product of its digits is 15120, while the sum is 33.

The square root of 5749431 is about 2397.7971140194. The cubic root of 5749431 is about 179.1464839233.

The spelling of 5749431 in words is "five million, seven hundred forty-nine thousand, four hundred thirty-one".

Divisors: 1 3 107 321 17911 53733 1916477 5749431