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230361479 = 5340910627
BaseRepresentation
bin11011011101100…
…00100110000111
3121001110120112122
431232300212013
5432433031404
634505240155
75465016545
oct1556604607
9531416478
10230361479
1110903aa97
126519305b
133895798a
1422846d95
15153553be
hexdbb0987

230361479 has 8 divisors (see below), whose sum is σ = 235303920. Its totient is φ = 225441216.

The previous prime is 230361473. The next prime is 230361487. The reversal of 230361479 is 974163032.

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 230361479 - 24 = 230361463 is a prime.

It is a super-2 number, since 2×2303614792 = 106132822014134882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230361473) 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, 16364 + ... + 26990.

It is an arithmetic number, because the mean of its divisors is an integer number (29412990).

Almost surely, 2230361479 is an apocalyptic number.

230361479 is a deficient number, since it is larger than the sum of its proper divisors (4942441).

230361479 is a wasteful number, since it uses less digits than its factorization.

230361479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11089.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 230361479 is about 15177.6638189150. The cubic root of 230361479 is about 613.0133784948.

The spelling of 230361479 in words is "two hundred thirty million, three hundred sixty-one thousand, four hundred seventy-nine".

Divisors: 1 53 409 10627 21677 563231 4346443 230361479