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130260054 = 23293720233
BaseRepresentation
bin1111100001110…
…01110001010110
3100002002220012110
413300321301112
5231321310204
620531531450
73141122631
oct760716126
9302086173
10130260054
116758a341
1237759b86
1320ca9c72
141342ac18
15b680889
hex7c39c56

130260054 has 32 divisors (see below), whose sum is σ = 276801120. Its totient is φ = 40787712.

The previous prime is 130260049. The next prime is 130260059. The reversal of 130260054 is 450062031.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (130260049) and next prime (130260059).

It is a super-3 number, since 3×1302600543 (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 130260054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130260059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3679 + ... + 16554.

It is an arithmetic number, because the mean of its divisors is an integer number (8650035).

Almost surely, 2130260054 is an apocalyptic number.

130260054 is an abundant number, since it is smaller than the sum of its proper divisors (146541066).

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

130260054 is a wasteful number, since it uses less digits than its factorization.

130260054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20304.

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

The square root of 130260054 is about 11413.1526757509. The cubic root of 130260054 is about 506.9172668631.

The spelling of 130260054 in words is "one hundred thirty million, two hundred sixty thousand, fifty-four".

Divisors: 1 2 3 6 29 37 58 74 87 111 174 222 1073 2146 3219 6438 20233 40466 60699 121398 586757 748621 1173514 1497242 1760271 2245863 3520542 4491726 21710009 43420018 65130027 130260054