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130258142 = 2727733589
BaseRepresentation
bin1111100001110…
…01010011011110
3100002002210120122
413300321103132
5231321230032
620531514542
73141114230
oct760712336
9302083518
10130258142
1167588963
1237758a52
1320ca9131
141342a250
15b680012
hex7c394de

130258142 has 16 divisors (see below), whose sum is σ = 224112480. Its totient is φ = 55621728.

The previous prime is 130258127. The next prime is 130258157. The reversal of 130258142 is 241852031.

It is an interprime number because it is at equal distance from previous prime (130258127) and next prime (130258157).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12917 + ... + 20672.

It is an arithmetic number, because the mean of its divisors is an integer number (14007030).

Almost surely, 2130258142 is an apocalyptic number.

130258142 is a deficient number, since it is larger than the sum of its proper divisors (93854338).

130258142 is a wasteful number, since it uses less digits than its factorization.

130258142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33875.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 130258142 is about 11413.0689124354. The cubic root of 130258142 is about 506.9147866181.

The spelling of 130258142 in words is "one hundred thirty million, two hundred fifty-eight thousand, one hundred forty-two".

Divisors: 1 2 7 14 277 554 1939 3878 33589 67178 235123 470246 9304153 18608306 65129071 130258142