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30113130 = 2351003771
BaseRepresentation
bin111001011011…
…1110101101010
32002122220110010
41302313311222
530202110010
62553232350
7513646245
oct162676552
962586403
1030113130
1115aa8493
12a1026b6
136314628
143ddc25c
15299c620
hex1cb7d6a

30113130 has 16 divisors (see below), whose sum is σ = 72271584. Its totient is φ = 8030160.

The previous prime is 30113123. The next prime is 30113131. The reversal of 30113130 is 3131103.

Adding to 30113130 its reverse (3131103), we get a palindrome (33244233).

It can be divided in two parts, 301 and 13130, that added together give a palindrome (13431).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (30113131) 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, 501856 + ... + 501915.

It is an arithmetic number, because the mean of its divisors is an integer number (4516974).

Almost surely, 230113130 is an apocalyptic number.

30113130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30113130 is an abundant number, since it is smaller than the sum of its proper divisors (42158454).

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

30113130 is a wasteful number, since it uses less digits than its factorization.

30113130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003781.

The product of its (nonzero) digits is 27, while the sum is 12.

The square root of 30113130 is about 5487.5431661172. The cubic root of 30113130 is about 311.1133397894.

The spelling of 30113130 in words is "thirty million, one hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1003771 2007542 3011313 5018855 6022626 10037710 15056565 30113130