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130166054 = 2131496817
BaseRepresentation
bin1111100001000…
…10110100100110
3100001221010020222
413300202310212
5231310303204
620525524342
73140251604
oct760426446
9301833228
10130166054
1167525757
12377136b2
1320c76245
1413404874
15b662abe
hex7c22d26

130166054 has 8 divisors (see below), whose sum is σ = 196739928. Its totient is φ = 64586080.

The previous prime is 130166053. The next prime is 130166063. The reversal of 130166054 is 450661031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1301660542 = 33886403227861832, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130166051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248147 + ... + 248670.

It is an arithmetic number, because the mean of its divisors is an integer number (24592491).

Almost surely, 2130166054 is an apocalyptic number.

130166054 is a deficient number, since it is larger than the sum of its proper divisors (66573874).

130166054 is a wasteful number, since it uses less digits than its factorization.

130166054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496950.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 130166054 is about 11409.0338767137. The cubic root of 130166054 is about 506.7953013840.

The spelling of 130166054 in words is "one hundred thirty million, one hundred sixty-six thousand, fifty-four".

Divisors: 1 2 131 262 496817 993634 65083027 130166054