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5131155 = 35342077
BaseRepresentation
bin10011100100101110010011
3100122200121210
4103210232103
52303144110
6301551203
761420431
oct23445623
910580553
105131155
112995127
121875503
1310a86b3
14977d51
156b5520
hex4e4b93

5131155 has 8 divisors (see below), whose sum is σ = 8209872. Its totient is φ = 2736608.

The previous prime is 5131141. The next prime is 5131157. The reversal of 5131155 is 5511315.

5131155 is digitally balanced in base 3 and base 4, because in such bases 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 a cyclic number.

It is not a de Polignac number, because 5131155 - 214 = 5114771 is a prime.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (5131157) 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, 171024 + ... + 171053.

It is an arithmetic number, because the mean of its divisors is an integer number (1026234).

Almost surely, 25131155 is an apocalyptic number.

5131155 is a deficient number, since it is larger than the sum of its proper divisors (3078717).

5131155 is a wasteful number, since it uses less digits than its factorization.

5131155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342085.

The product of its digits is 375, while the sum is 21.

The square root of 5131155 is about 2265.2052887101. The cubic root of 5131155 is about 172.4798548203.

The spelling of 5131155 in words is "five million, one hundred thirty-one thousand, one hundred fifty-five".

Divisors: 1 3 5 15 342077 1026231 1710385 5131155