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130274178970 = 25132312486623
BaseRepresentation
bin111100101010011110…
…0100011011110011010
3110110021000211222110111
41321110330203132122
54113300142211340
6135502551434534
712261213151645
oct1712474433632
9413230758414
10130274178970
1150281417921
12212b8685a4a
13c391931800
14643ba7aa5c
1535c6e71aea
hex1e54f2379a

130274178970 has 48 divisors (see below), whose sum is σ = 262110062592. Its totient is φ = 46549563840.

The previous prime is 130274178953. The next prime is 130274178973. The reversal of 130274178970 is 79871472031.

It is not an unprimeable number, because it can be changed into a prime (130274178973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1190922 + ... + 1295701.

It is an arithmetic number, because the mean of its divisors is an integer number (5460626304).

Almost surely, 2130274178970 is an apocalyptic number.

130274178970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130274178970 is an abundant number, since it is smaller than the sum of its proper divisors (131835883622).

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

130274178970 is a wasteful number, since it uses less digits than its factorization.

130274178970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486687 (or 2486674 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 130274178970 in words is "one hundred thirty billion, two hundred seventy-four million, one hundred seventy-eight thousand, nine hundred seventy".

Divisors: 1 2 5 10 13 26 31 62 65 130 155 169 310 338 403 806 845 1690 2015 4030 5239 10478 26195 52390 2486623 4973246 12433115 24866230 32326099 64652198 77085313 154170626 161630495 323260990 385426565 420239287 770853130 840478574 1002109069 2004218138 2101196435 4202392870 5010545345 10021090690 13027417897 26054835794 65137089485 130274178970