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130824090 = 23252635527
BaseRepresentation
bin1111100110000…
…11011110011010
3100010011112220200
413303003132122
5231442332330
620552003030
73145662225
oct763033632
9303145820
10130824090
1167935091
1237990476
1321146907
14135365bc
15b742a60
hex7cc379a

130824090 has 48 divisors (see below), whose sum is σ = 341497728. Its totient is φ = 34747488.

The previous prime is 130824073. The next prime is 130824091. The reversal of 130824090 is 90428031.

It is a super-2 number, since 2×1308240902 = 34229885048656200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (130824091) 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, 20907 + ... + 26433.

It is an arithmetic number, because the mean of its divisors is an integer number (7114536).

Almost surely, 2130824090 is an apocalyptic number.

130824090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130824090 is an abundant number, since it is smaller than the sum of its proper divisors (210673638).

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

130824090 is a wasteful number, since it uses less digits than its factorization.

130824090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5803 (or 5800 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 130824090 is about 11437.8358967070. The cubic root of 130824090 is about 507.6478768598.

The spelling of 130824090 in words is "one hundred thirty million, eight hundred twenty-four thousand, ninety".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 263 526 789 1315 1578 2367 2630 3945 4734 5527 7890 11054 11835 16581 23670 27635 33162 49743 55270 82905 99486 165810 248715 497430 1453601 2907202 4360803 7268005 8721606 13082409 14536010 21804015 26164818 43608030 65412045 130824090