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130252014 = 2327236223
BaseRepresentation
bin1111100001101…
…11110011101110
3100002002111011200
413300313303232
5231321031024
620531430330
73141060324
oct760676356
9302074150
10130252014
11675842a2
12377553a6
1320ca63c9
1413427d14
15b67d2c9
hex7c37cee

130252014 has 12 divisors (see below), whose sum is σ = 282212736. Its totient is φ = 43417332.

The previous prime is 130252007. The next prime is 130252027. The reversal of 130252014 is 410252031.

130252014 is a `hidden beast` number, since 130 + 2 + 520 + 14 = 666.

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: 7236223 = 130252014 / (1 + 3 + 0 + 2 + 5 + 2 + 0 + 1 + 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, 3618094 + ... + 3618129.

It is an arithmetic number, because the mean of its divisors is an integer number (23517728).

Almost surely, 2130252014 is an apocalyptic number.

130252014 is an abundant number, since it is smaller than the sum of its proper divisors (151960722).

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

130252014 is a wasteful number, since it uses less digits than its factorization.

130252014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7236231 (or 7236228 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 130252014 is about 11412.8004451142. The cubic root of 130252014 is about 506.9068372173.

The spelling of 130252014 in words is "one hundred thirty million, two hundred fifty-two thousand, fourteen".

Divisors: 1 2 3 6 9 18 7236223 14472446 21708669 43417338 65126007 130252014