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130120199 = 1111829109
BaseRepresentation
bin1111100000101…
…11101000000111
3100001211210100122
413300113220013
5231302321244
620524532155
73140001116
oct760275007
9301753318
10130120199
11674a4260
12376b105b
1320c5b401
14133d1c7d
15b6541ee
hex7c17a07

130120199 has 4 divisors (see below), whose sum is σ = 141949320. Its totient is φ = 118291080.

The previous prime is 130120181. The next prime is 130120201. The reversal of 130120199 is 991021031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 130120199 - 220 = 129071623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130120139) 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, 5914544 + ... + 5914565.

It is an arithmetic number, because the mean of its divisors is an integer number (35487330).

Almost surely, 2130120199 is an apocalyptic number.

130120199 is a deficient number, since it is larger than the sum of its proper divisors (11829121).

130120199 is a wasteful number, since it uses less digits than its factorization.

130120199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829120.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 130120199 is about 11407.0241079784. The cubic root of 130120199 is about 506.7357829784.

The spelling of 130120199 in words is "one hundred thirty million, one hundred twenty thousand, one hundred ninety-nine".

Divisors: 1 11 11829109 130120199