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130265500 = 2253614271
BaseRepresentation
bin1111100001110…
…11000110011100
3100002010011200011
413300323012130
5231321444000
620532013004
73141144541
oct760730634
9302104604
10130265500
1167593442
1237761164
1320cac5a1
141342cbc8
15b6822ba
hex7c3b19c

130265500 has 48 divisors (see below), whose sum is σ = 289231488. Its totient is φ = 51240000.

The previous prime is 130265461. The next prime is 130265557. The reversal of 130265500 is 5562031.

It is a happy number.

It is a congruent number.

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, 28365 + ... + 32635.

It is an arithmetic number, because the mean of its divisors is an integer number (6025656).

Almost surely, 2130265500 is an apocalyptic number.

130265500 is a gapful number since it is divisible by the number (10) 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 130265500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144615744).

130265500 is an abundant number, since it is smaller than the sum of its proper divisors (158965988).

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

130265500 is a wasteful number, since it uses less digits than its factorization.

130265500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4351 (or 4339 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 130265500 is about 11413.3912576412. The cubic root of 130265500 is about 506.9243312774.

The spelling of 130265500 in words is "one hundred thirty million, two hundred sixty-five thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 61 100 122 125 244 250 305 500 610 1220 1525 3050 4271 6100 7625 8542 15250 17084 21355 30500 42710 85420 106775 213550 260531 427100 521062 533875 1042124 1067750 1302655 2135500 2605310 5210620 6513275 13026550 26053100 32566375 65132750 130265500