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230635844 = 22103355817
BaseRepresentation
bin11011011111100…
…11100101000100
3121001222111220022
431233303211010
5433020321334
634515154312
75500241465
oct1557634504
9531874808
10230635844
1110920813a
12652a5998
1338a2281a
14228b8d6c
15153ab82e
hexdbf3944

230635844 has 12 divisors (see below), whose sum is σ = 404010684. Its totient is φ = 115204224.

The previous prime is 230635843. The next prime is 230635879. The reversal of 230635844 is 448536032.

It can be written as a sum of positive squares in 2 ways, for example, as 226141444 + 4494400 = 15038^2 + 2120^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (230635843) 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, 23777 + ... + 32040.

It is an arithmetic number, because the mean of its divisors is an integer number (33667557).

Almost surely, 2230635844 is an apocalyptic number.

It is an amenable number.

230635844 is a deficient number, since it is larger than the sum of its proper divisors (173374840).

230635844 is a wasteful number, since it uses less digits than its factorization.

230635844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56854 (or 56852 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 230635844 is about 15186.6995756155. The cubic root of 230635844 is about 613.2566522229.

The spelling of 230635844 in words is "two hundred thirty million, six hundred thirty-five thousand, eight hundred forty-four".

Divisors: 1 2 4 1033 2066 4132 55817 111634 223268 57658961 115317922 230635844