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130741044 = 22371556441
BaseRepresentation
bin1111100101011…
…11001100110100
3100010000022222220
413302233030310
5231432203134
620550122340
73145165140
oct762571464
9303008886
10130741044
1167888755
12379503b0
1321117b85
1413514220
15b728149
hex7caf334

130741044 has 24 divisors (see below), whose sum is σ = 348643008. Its totient is φ = 37354560.

The previous prime is 130741021. The next prime is 130741069. The reversal of 130741044 is 440147031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778137 + ... + 778304.

It is an arithmetic number, because the mean of its divisors is an integer number (14526792).

Almost surely, 2130741044 is an apocalyptic number.

130741044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

130741044 is an abundant number, since it is smaller than the sum of its proper divisors (217901964).

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

130741044 is a wasteful number, since it uses less digits than its factorization.

130741044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556455 (or 1556453 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 130741044 is about 11434.2050007860. The cubic root of 130741044 is about 507.5404372966.

Adding to 130741044 its reverse (440147031), we get a palindrome (570888075).

The spelling of 130741044 in words is "one hundred thirty million, seven hundred forty-one thousand, forty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1556441 3112882 4669323 6225764 9338646 10895087 18677292 21790174 32685261 43580348 65370522 130741044