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130213134 = 2327234063
BaseRepresentation
bin1111100001011…
…10010100001110
3100002000111211200
413300232110032
5231313310014
620530530330
73140536062
oct760562416
9302014750
10130213134
1167558067
12377369a6
1320c917bc
1413417aa2
15b671a09
hex7c2e50e

130213134 has 12 divisors (see below), whose sum is σ = 282128496. Its totient is φ = 43404372.

The previous prime is 130213117. The next prime is 130213147. The reversal of 130213134 is 431312031.

It is a super-2 number, since 2×1302131342 = 33910920532203912, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 7234063 = 130213134 / (1 + 3 + 0 + 2 + 1 + 3 + 1 + 3 + 4).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3617014 + ... + 3617049.

It is an arithmetic number, because the mean of its divisors is an integer number (23510708).

Almost surely, 2130213134 is an apocalyptic number.

130213134 is an abundant number, since it is smaller than the sum of its proper divisors (151915362).

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

130213134 is a wasteful number, since it uses less digits than its factorization.

130213134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7234071 (or 7234068 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 130213134 is about 11411.0969674261. The cubic root of 130213134 is about 506.8563952611.

Adding to 130213134 its reverse (431312031), we get a palindrome (561525165).

The spelling of 130213134 in words is "one hundred thirty million, two hundred thirteen thousand, one hundred thirty-four".

Divisors: 1 2 3 6 9 18 7234063 14468126 21702189 43404378 65106567 130213134