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130425012 = 22337173233
BaseRepresentation
bin1111100011000…
…10000010110100
3100002102021111000
413301202002310
5231342100022
620535243300
73142410564
oct761420264
9302367430
10130425012
1167692273
1237819530
1321037083
1413470da4
15b6b46ac
hex7c620b4

130425012 has 96 divisors (see below), whose sum is σ = 349090560. Its totient is φ = 42094080.

The previous prime is 130424999. The next prime is 130425049. The reversal of 130425012 is 210524031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 559648 + ... + 559880.

It is an arithmetic number, because the mean of its divisors is an integer number (3636360).

Almost surely, 2130425012 is an apocalyptic number.

130425012 is a gapful number since it is divisible by the number (12) 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 130425012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174545280).

130425012 is an abundant number, since it is smaller than the sum of its proper divisors (218665548).

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

130425012 is a wasteful number, since it uses less digits than its factorization.

130425012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 382 counting only the distinct ones).

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

The square root of 130425012 is about 11420.3770515688. The cubic root of 130425012 is about 507.1311589522.

Adding to 130425012 its reverse (210524031), we get a palindrome (340949043).

The spelling of 130425012 in words is "one hundred thirty million, four hundred twenty-five thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 71 73 108 142 146 213 219 233 284 292 426 438 466 639 657 699 852 876 932 1278 1314 1398 1917 1971 2097 2556 2628 2796 3834 3942 4194 5183 6291 7668 7884 8388 10366 12582 15549 16543 17009 20732 25164 31098 33086 34018 46647 49629 51027 62196 66172 68036 93294 99258 102054 139941 148887 153081 186588 198516 204108 279882 297774 306162 446661 459243 559764 595548 612324 893322 918486 1207639 1786644 1836972 2415278 3622917 4830556 7245834 10868751 14491668 21737502 32606253 43475004 65212506 130425012