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230061048 = 23371369411
BaseRepresentation
bin11011011011001…
…11001111111000
3121000220022102120
431231213033320
5432343423143
634455001240
75462325630
oct1555471770
9530808376
10230061048
111089552a8
1265069220
1338880cc9
14227a96c0
15152e6383
hexdb673f8

230061048 has 32 divisors (see below), whose sum is σ = 657317760. Its totient is φ = 65731680.

The previous prime is 230061047. The next prime is 230061053. The reversal of 230061048 is 840160032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230061047) 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, 684538 + ... + 684873.

It is an arithmetic number, because the mean of its divisors is an integer number (20541180).

Almost surely, 2230061048 is an apocalyptic number.

230061048 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

230061048 is an abundant number, since it is smaller than the sum of its proper divisors (427256712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230061048 is a wasteful number, since it uses less digits than its factorization.

230061048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369427 (or 1369423 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 230061048 is about 15167.7634475225. The cubic root of 230061048 is about 612.7467709244.

The spelling of 230061048 in words is "two hundred thirty million, sixty-one thousand, forty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1369411 2738822 4108233 5477644 8216466 9585877 10955288 16432932 19171754 28757631 32865864 38343508 57515262 76687016 115030524 230061048