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130013430 = 23535312277
BaseRepresentation
bin1111011111111…
…01100011110110
3100001122100220020
413233331203312
5231240412210
620522350010
73136044621
oct757754366
9301570806
10130013430
1167431018
123765b306
1320c21931
14133a4db8
15b632770
hex7bfd8f6

130013430 has 32 divisors (see below), whose sum is σ = 312941664. Its totient is φ = 34569216.

The previous prime is 130013413. The next prime is 130013459. The reversal of 130013430 is 34310031.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4452 + ... + 16728.

It is an arithmetic number, because the mean of its divisors is an integer number (9779427).

Almost surely, 2130013430 is an apocalyptic number.

130013430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130013430 is an abundant number, since it is smaller than the sum of its proper divisors (182928234).

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

130013430 is a wasteful number, since it uses less digits than its factorization.

130013430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12640.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 130013430 is about 11402.3431802415. The cubic root of 130013430 is about 506.5971458361.

Adding to 130013430 its reverse (34310031), we get a palindrome (164323461).

The spelling of 130013430 in words is "one hundred thirty million, thirteen thousand, four hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 353 706 1059 1765 2118 3530 5295 10590 12277 24554 36831 61385 73662 122770 184155 368310 4333781 8667562 13001343 21668905 26002686 43337810 65006715 130013430