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130200233 = 148787559
BaseRepresentation
bin1111100001010…
…11001010101001
3100001222212010212
413300223022221
5231312401413
620530350505
73140453342
oct760531251
9301885125
10130200233
11675493a9
123772b435
1320c88977
14134130c9
15b66cca8
hex7c2b2a9

130200233 has 4 divisors (see below), whose sum is σ = 130289280. Its totient is φ = 130111188.

The previous prime is 130200221. The next prime is 130200247. The reversal of 130200233 is 332002031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332002031 = 477063873.

It is a cyclic number.

It is not a de Polignac number, because 130200233 - 212 = 130196137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130200283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42293 + ... + 45266.

It is an arithmetic number, because the mean of its divisors is an integer number (32572320).

Almost surely, 2130200233 is an apocalyptic number.

It is an amenable number.

130200233 is a deficient number, since it is larger than the sum of its proper divisors (89047).

130200233 is an equidigital number, since it uses as much as digits as its factorization.

130200233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89046.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 130200233 is about 11410.5316703474. The cubic root of 130200233 is about 506.8396556023.

Adding to 130200233 its reverse (332002031), we get a palindrome (462202264).

The spelling of 130200233 in words is "one hundred thirty million, two hundred thousand, two hundred thirty-three".

Divisors: 1 1487 87559 130200233