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130062540 = 22353476247
BaseRepresentation
bin1111100000010…
…01100011001100
3100001201212021010
413300021203030
5231244000130
620523405220
73136341036
oct760114314
9301655233
10130062540
1167464a03
1237683810
1320c3b0aa
14133b8c56
15b6420b0
hex7c098cc

130062540 has 48 divisors (see below), whose sum is σ = 365283072. Its totient is φ = 34577856.

The previous prime is 130062533. The next prime is 130062599. The reversal of 130062540 is 45260031.

It is a happy number.

It is a super-2 number, since 2×1300625402 = 33832528622503200, which contains 22 as substring.

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, 17697 + ... + 23943.

It is an arithmetic number, because the mean of its divisors is an integer number (7610064).

Almost surely, 2130062540 is an apocalyptic number.

130062540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130062540 is an abundant number, since it is smaller than the sum of its proper divisors (235220532).

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

130062540 is a wasteful number, since it uses less digits than its factorization.

130062540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606 (or 6604 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 130062540 is about 11404.4964816514. The cubic root of 130062540 is about 506.6609234883.

The spelling of 130062540 in words is "one hundred thirty million, sixty-two thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 347 694 1041 1388 1735 2082 3470 4164 5205 6247 6940 10410 12494 18741 20820 24988 31235 37482 62470 74964 93705 124940 187410 374820 2167709 4335418 6503127 8670836 10838545 13006254 21677090 26012508 32515635 43354180 65031270 130062540