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130141478 = 2431513273
BaseRepresentation
bin1111100000111…
…00110100100110
3100001212212112202
413300130310212
5231304011403
620525214502
73140120135
oct760346446
9301785482
10130141478
1167509245
1237701432
1320c67cbc
14133d991c
15b65a688
hex7c1cd26

130141478 has 8 divisors (see below), whose sum is σ = 199752168. Its totient is φ = 63557424.

The previous prime is 130141471. The next prime is 130141481. The reversal of 130141478 is 874141031.

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

It is a self number, because there is not a number n which added to its sum of digits gives 130141478.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130141471) 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, 756551 + ... + 756722.

It is an arithmetic number, because the mean of its divisors is an integer number (24969021).

Almost surely, 2130141478 is an apocalyptic number.

130141478 is a deficient number, since it is larger than the sum of its proper divisors (69610690).

130141478 is a wasteful number, since it uses less digits than its factorization.

130141478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513318.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 130141478 is about 11407.9567846306. The cubic root of 130141478 is about 506.7634042165.

The spelling of 130141478 in words is "one hundred thirty million, one hundred forty-one thousand, four hundred seventy-eight".

Divisors: 1 2 43 86 1513273 3026546 65070739 130141478