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5078931 = 3111311839
BaseRepresentation
bin10011010111111110010011
3100120000222120
4103113332103
52300011211
6300505323
761112244
oct23277623
910500876
105078931
112959970
12184b243
13108a9b0
14962ccb
156a4d06
hex4d7f93

5078931 has 16 divisors (see below), whose sum is σ = 7956480. Its totient is φ = 2841120.

The previous prime is 5078911. The next prime is 5078933. The reversal of 5078931 is 1398705.

It is not a de Polignac number, because 5078931 - 210 = 5077907 is a prime.

It is a super-2 number, since 2×50789312 = 51591080205522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 5078892 and 5078901.

It is not an unprimeable number, because it can be changed into a prime (5078933) 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, 5491 + ... + 6348.

It is an arithmetic number, because the mean of its divisors is an integer number (497280).

Almost surely, 25078931 is an apocalyptic number.

5078931 is a deficient number, since it is larger than the sum of its proper divisors (2877549).

5078931 is a wasteful number, since it uses less digits than its factorization.

5078931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11866.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 5078931 is about 2253.6483754126. The cubic root of 5078931 is about 171.8927016920.

The spelling of 5078931 in words is "five million, seventy-eight thousand, nine hundred thirty-one".

Divisors: 1 3 11 13 33 39 143 429 11839 35517 130229 153907 390687 461721 1692977 5078931