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130030350 = 2352866869
BaseRepresentation
bin1111100000000…
…01101100001110
3100001200020002220
413300001230032
5231241432400
620523000210
73136145142
oct760015416
9301606086
10130030350
11674427aa
1237669066
1320c29548
14133ab222
15b6377a0
hex7c01b0e

130030350 has 24 divisors (see below), whose sum is σ = 322475640. Its totient is φ = 34674720.

The previous prime is 130030289. The next prime is 130030379. The reversal of 130030350 is 53030031.

It is a super-2 number, since 2×1300303502 = 33815783842245000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 433285 + ... + 433584.

It is an arithmetic number, because the mean of its divisors is an integer number (13436485).

Almost surely, 2130030350 is an apocalyptic number.

130030350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130030350 is an abundant number, since it is smaller than the sum of its proper divisors (192445290).

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

130030350 is a wasteful number, since it uses less digits than its factorization.

130030350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866884 (or 866879 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 15.

The square root of 130030350 is about 11403.0851088642. The cubic root of 130030350 is about 506.6191211348.

Adding to 130030350 its reverse (53030031), we get a palindrome (183060381).

The spelling of 130030350 in words is "one hundred thirty million, thirty thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 866869 1733738 2600607 4334345 5201214 8668690 13003035 21671725 26006070 43343450 65015175 130030350