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230004860 = 22520835521
BaseRepresentation
bin11011011010110…
…01100001111100
3121000210110100112
431231121201330
5432340123420
634453445152
75462003051
oct1555314174
9530713315
10230004860
11108917068
12650407b8
1338861567
1422793028
15152d48c5
hexdb5987c

230004860 has 24 divisors (see below), whose sum is σ = 483329616. Its totient is φ = 91941120.

The previous prime is 230004847. The next prime is 230004877. The reversal of 230004860 is 68400032.

It is a happy number.

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, 38900 + ... + 44420.

It is an arithmetic number, because the mean of its divisors is an integer number (20138734).

Almost surely, 2230004860 is an apocalyptic number.

230004860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

230004860 is an abundant number, since it is smaller than the sum of its proper divisors (253324756).

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

230004860 is a wasteful number, since it uses less digits than its factorization.

230004860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613 (or 7611 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 230004860 is about 15165.9111167117. The cubic root of 230004860 is about 612.6968829792.

Adding to 230004860 its reverse (68400032), we get a palindrome (298404892).

The spelling of 230004860 in words is "two hundred thirty million, four thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 2083 4166 5521 8332 10415 11042 20830 22084 27605 41660 55210 110420 11500243 23000486 46000972 57501215 115002430 230004860