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130022351 = 473378209
BaseRepresentation
bin1111011111111…
…11101111001111
3100001122211010122
413233333233033
5231241203401
620522455155
73136112624
oct757775717
9301584118
10130022351
1167437798
12376644bb
1320c25a04
14133a834b
15b63521b
hex7bffbcf

130022351 has 8 divisors (see below), whose sum is σ = 133199040. Its totient is φ = 126862848.

The previous prime is 130022311. The next prime is 130022383. The reversal of 130022351 is 153220031.

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-130022351 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 (130022311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11735 + ... + 19943.

It is an arithmetic number, because the mean of its divisors is an integer number (16649880).

Almost surely, 2130022351 is an apocalyptic number.

130022351 is a deficient number, since it is larger than the sum of its proper divisors (3176689).

130022351 is an equidigital number, since it uses as much as digits as its factorization.

130022351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8593.

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

The square root of 130022351 is about 11402.7343650547. The cubic root of 130022351 is about 506.6087324590.

Adding to 130022351 its reverse (153220031), we get a palindrome (283242382).

The spelling of 130022351 in words is "one hundred thirty million, twenty-two thousand, three hundred fifty-one".

Divisors: 1 47 337 8209 15839 385823 2766433 130022351