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130430275 = 5244311777
BaseRepresentation
bin1111100011000…
…11010101000011
3100002102112200221
413301203111003
5231342232100
620535323511
73142432123
oct761432503
9302375627
10130430275
1167696218
1237820597
13210395a1
1413472c83
15b6b601a
hex7c63543

130430275 has 12 divisors (see below), whose sum is σ = 162112392. Its totient is φ = 104099840.

The previous prime is 130430257. The next prime is 130430303. The reversal of 130430275 is 572034031.

It is not a de Polignac number, because 130430275 - 25 = 130430243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian 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, 5187 + ... + 16963.

It is an arithmetic number, because the mean of its divisors is an integer number (13509366).

Almost surely, 2130430275 is an apocalyptic number.

130430275 is a deficient number, since it is larger than the sum of its proper divisors (31682117).

130430275 is a wasteful number, since it uses less digits than its factorization.

130430275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12230 (or 12225 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 130430275 is about 11420.6074707084. The cubic root of 130430275 is about 507.1379802291.

The spelling of 130430275 in words is "one hundred thirty million, four hundred thirty thousand, two hundred seventy-five".

Divisors: 1 5 25 443 2215 11075 11777 58885 294425 5217211 26086055 130430275