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130103802 = 23229475303
BaseRepresentation
bin1111100000100…
…11100111111010
3100001210221212100
413300103213322
5231301310202
620524324230
73136602243
oct760234772
9301727770
10130103802
1167492a04
12376a3676
1320c53aca
14133c9cca
15b64e41c
hex7c139fa

130103802 has 48 divisors (see below), whose sum is σ = 297872640. Its totient is φ = 40973856.

The previous prime is 130103747. The next prime is 130103821. The reversal of 130103802 is 208301031.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21883 + ... + 27185.

It is an arithmetic number, because the mean of its divisors is an integer number (6205680).

Almost surely, 2130103802 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130103802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148936320).

130103802 is an abundant number, since it is smaller than the sum of its proper divisors (167768838).

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

130103802 is a wasteful number, since it uses less digits than its factorization.

130103802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5387 (or 5384 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 130103802 is about 11406.3053615095. The cubic root of 130103802 is about 506.7144967735.

Adding to 130103802 its reverse (208301031), we get a palindrome (338404833).

The spelling of 130103802 in words is "one hundred thirty million, one hundred three thousand, eight hundred two".

Divisors: 1 2 3 6 9 18 29 47 58 87 94 141 174 261 282 423 522 846 1363 2726 4089 5303 8178 10606 12267 15909 24534 31818 47727 95454 153787 249241 307574 461361 498482 747723 922722 1384083 1495446 2243169 2768166 4486338 7227989 14455978 21683967 43367934 65051901 130103802