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230448713 = 1120949883
BaseRepresentation
bin11011011110001…
…01111001001001
3121001122000012112
431233011321021
5432443324323
634511152105
75465532065
oct1557057111
9531560175
10230448713
1110909a590
1265215635
13389885b1
142286aaa5
1515371178
hexdbc5e49

230448713 has 4 divisors (see below), whose sum is σ = 251398608. Its totient is φ = 209498820.

The previous prime is 230448689. The next prime is 230448721. The reversal of 230448713 is 317844032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230448713 - 26 = 230448649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230448713.

It is not an unprimeable number, because it can be changed into a prime (230448733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10474931 + ... + 10474952.

It is an arithmetic number, because the mean of its divisors is an integer number (62849652).

Almost surely, 2230448713 is an apocalyptic number.

It is an amenable number.

230448713 is a deficient number, since it is larger than the sum of its proper divisors (20949895).

230448713 is a wasteful number, since it uses less digits than its factorization.

230448713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20949894.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 230448713 is about 15180.5373093313. The cubic root of 230448713 is about 613.0907479992.

The spelling of 230448713 in words is "two hundred thirty million, four hundred forty-eight thousand, seven hundred thirteen".

Divisors: 1 11 20949883 230448713