[go: up one dir, main page]

Search a number
-
+
6131130 = 235204371
BaseRepresentation
bin10111011000110110111010
3102112111022220
4113120312322
53032144010
6335224510
7103054005
oct27306672
912474286
106131130
113508455
122078136
1313688b5
14b5853c
15811970
hex5d8dba

6131130 has 16 divisors (see below), whose sum is σ = 14714784. Its totient is φ = 1634960.

The previous prime is 6131119. The next prime is 6131131. The reversal of 6131130 is 311316.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (6131131) 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, 102156 + ... + 102215.

It is an arithmetic number, because the mean of its divisors is an integer number (919674).

Almost surely, 26131130 is an apocalyptic number.

6131130 is an abundant number, since it is smaller than the sum of its proper divisors (8583654).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6131130 is a wasteful number, since it uses less digits than its factorization.

6131130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204381.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 6131130 is about 2476.1118714630. Note that the first 3 decimals coincide. The cubic root of 6131130 is about 183.0263033648.

Adding to 6131130 its reverse (311316), we get a palindrome (6442446).

The spelling of 6131130 in words is "six million, one hundred thirty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 204371 408742 613113 1021855 1226226 2043710 3065565 6131130