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130230336 = 2631722347
BaseRepresentation
bin1111100001100…
…10100001000000
3100002001101102210
413300302201000
5231314332321
620531142120
73140640165
oct760624100
9302041383
10130230336
1167569a85
1237744940
1320c99592
141342006c
15b676b76
hex7c32840

130230336 has 84 divisors (see below), whose sum is σ = 366184688. Its totient is φ = 40839168.

The previous prime is 130230311. The next prime is 130230337. The reversal of 130230336 is 633032031.

It is not an unprimeable number, because it can be changed into a prime (130230337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54315 + ... + 56661.

Almost surely, 2130230336 is an apocalyptic number.

130230336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130230336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183092344).

130230336 is an abundant number, since it is smaller than the sum of its proper divisors (235954352).

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

130230336 is a wasteful number, since it uses less digits than its factorization.

130230336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2396 (or 2369 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 130230336 is about 11411.8506825142. The cubic root of 130230336 is about 506.8787139513.

Adding to 130230336 its reverse (633032031), we get a palindrome (763262367).

The spelling of 130230336 in words is "one hundred thirty million, two hundred thirty thousand, three hundred thirty-six".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 136 192 204 272 289 408 544 578 816 867 1088 1156 1632 1734 2312 2347 3264 3468 4624 4694 6936 7041 9248 9388 13872 14082 18496 18776 27744 28164 37552 39899 55488 56328 75104 79798 112656 119697 150208 159596 225312 239394 319192 450624 478788 638384 678283 957576 1276768 1356566 1915152 2034849 2553536 2713132 3830304 4069698 5426264 7660608 8139396 10852528 16278792 21705056 32557584 43410112 65115168 130230336