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130258447 = 1117368449
BaseRepresentation
bin1111100001110…
…01011000001111
3100002002210222221
413300321120033
5231321232242
620531520211
73141115144
oct760713017
9302083887
10130258447
1167589110
1237759067
1320ca9307
141342a3cb
15b680167
hex7c3960f

130258447 has 8 divisors (see below), whose sum is σ = 142923600. Its totient is φ = 117730560.

The previous prime is 130258423. The next prime is 130258501. The reversal of 130258447 is 744852031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-130258447 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 (130259447) 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, 32322 + ... + 36127.

It is an arithmetic number, because the mean of its divisors is an integer number (17865450).

Almost surely, 2130258447 is an apocalyptic number.

130258447 is a deficient number, since it is larger than the sum of its proper divisors (12665153).

130258447 is a wasteful number, since it uses less digits than its factorization.

130258447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68633.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 130258447 is about 11413.0822743026. The cubic root of 130258447 is about 506.9151822655.

The spelling of 130258447 in words is "one hundred thirty million, two hundred fifty-eight thousand, four hundred forty-seven".

Divisors: 1 11 173 1903 68449 752939 11841677 130258447