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130252343 = 1312778893
BaseRepresentation
bin1111100001101…
…11111000110111
3100002002111121212
413300313320313
5231321033333
620531432035
73141061304
oct760677067
9302074555
10130252343
1167584571
123775561b
1320ca65c0
14134280ab
15b67d448
hex7c37e37

130252343 has 8 divisors (see below), whose sum is σ = 141378048. Its totient is φ = 119284704.

The previous prime is 130252307. The next prime is 130252357. The reversal of 130252343 is 343252031.

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

It is a cyclic number.

It is not a de Polignac number, because 130252343 - 218 = 129990199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130252043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37796 + ... + 41097.

It is an arithmetic number, because the mean of its divisors is an integer number (17672256).

Almost surely, 2130252343 is an apocalyptic number.

130252343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

130252343 is a deficient number, since it is larger than the sum of its proper divisors (11125705).

130252343 is a wasteful number, since it uses less digits than its factorization.

130252343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79033.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 130252343 is about 11412.8148587454. The cubic root of 130252343 is about 506.9072640110.

The spelling of 130252343 in words is "one hundred thirty million, two hundred fifty-two thousand, three hundred forty-three".

Divisors: 1 13 127 1651 78893 1025609 10019411 130252343