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130140350 = 25215231709
BaseRepresentation
bin1111100000111…
…00100010111110
3100001212210222222
413300130202332
5231303442400
620525205342
73140113634
oct760344276
9301783888
10130140350
116750840a
1237700852
1320c67632
14133d9354
15b65a185
hex7c1c8be

130140350 has 24 divisors (see below), whose sum is σ = 242361720. Its totient is φ = 51991520.

The previous prime is 130140349. The next prime is 130140379. The reversal of 130140350 is 53041031.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75296 + ... + 77004.

It is an arithmetic number, because the mean of its divisors is an integer number (10098405).

Almost surely, 2130140350 is an apocalyptic number.

130140350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

130140350 is a deficient number, since it is larger than the sum of its proper divisors (112221370).

130140350 is a wasteful number, since it uses less digits than its factorization.

130140350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3244 (or 3239 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 130140350 is about 11407.9073453460. The cubic root of 130140350 is about 506.7619400900.

Adding to 130140350 its reverse (53041031), we get a palindrome (183181381).

The spelling of 130140350 in words is "one hundred thirty million, one hundred forty thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 1523 1709 3046 3418 7615 8545 15230 17090 38075 42725 76150 85450 2602807 5205614 13014035 26028070 65070175 130140350