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130259474 = 21729132109
BaseRepresentation
bin1111100001110…
…01101000010010
3100002002212101222
413300321220102
5231321300344
620531525042
73141121142
oct760715022
9302085358
10130259474
1167589964
1237759782
1320ca9917
141342a922
15b6805ee
hex7c39a12

130259474 has 16 divisors (see below), whose sum is σ = 214018200. Its totient is φ = 59184384.

The previous prime is 130259473. The next prime is 130259477. The reversal of 130259474 is 474952031.

It can be written as a sum of positive squares in 4 ways, for example, as 129846025 + 413449 = 11395^2 + 643^2 .

It is not an unprimeable number, because it can be changed into a prime (130259473) 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 7 ways as a sum of consecutive naturals, for example, 65069 + ... + 67040.

Almost surely, 2130259474 is an apocalyptic number.

130259474 is a deficient number, since it is larger than the sum of its proper divisors (83758726).

130259474 is a wasteful number, since it uses less digits than its factorization.

130259474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132157.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 130259474 is about 11413.1272664419. The cubic root of 130259474 is about 506.9165144901.

The spelling of 130259474 in words is "one hundred thirty million, two hundred fifty-nine thousand, four hundred seventy-four".

Divisors: 1 2 17 29 34 58 493 986 132109 264218 2245853 3831161 4491706 7662322 65129737 130259474