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230392030 = 25112094473
BaseRepresentation
bin11011011101110…
…00000011011110
3121001112010110011
431232320003132
5432440021110
634510033434
75465204611
oct1556700336
9531463404
10230392030
11109060a40
12651a887a
133896885b
1422854178
151535e48a
hexdbb80de

230392030 has 16 divisors (see below), whose sum is σ = 452406384. Its totient is φ = 83778880.

The previous prime is 230392003. The next prime is 230392067. The reversal of 230392030 is 30293032.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 230391992 and 230392010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047127 + ... + 1047346.

It is an arithmetic number, because the mean of its divisors is an integer number (28275399).

Almost surely, 2230392030 is an apocalyptic number.

230392030 is a deficient number, since it is larger than the sum of its proper divisors (222014354).

230392030 is a wasteful number, since it uses less digits than its factorization.

230392030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094491.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 230392030 is about 15178.6702316112. The cubic root of 230392030 is about 613.0404769836.

The spelling of 230392030 in words is "two hundred thirty million, three hundred ninety-two thousand, thirty".

Divisors: 1 2 5 10 11 22 55 110 2094473 4188946 10472365 20944730 23039203 46078406 115196015 230392030