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230508810 = 232574367127
BaseRepresentation
bin11011011110101…
…00100100001010
3121001202001122100
431233110210022
5433002240220
634512334230
75466202230
oct1557244412
9531661570
10230508810
11109130754
1265244376
13389a9a5c
1422884950
1515383d90
hexdbd490a

230508810 has 192 divisors, whose sum is σ = 716931072. Its totient is φ = 50295168.

The previous prime is 230508809. The next prime is 230508823. The reversal of 230508810 is 18805032.

It is a happy number.

230508810 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2305088102 = 106268622975232200, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1814967 + ... + 1815093.

It is an arithmetic number, because the mean of its divisors is an integer number (3734016).

Almost surely, 2230508810 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230508810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358465536).

230508810 is an abundant number, since it is smaller than the sum of its proper divisors (486422262).

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

230508810 is a wasteful number, since it uses less digits than its factorization.

230508810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 230508810 is about 15182.5165898147. The cubic root of 230508810 is about 613.1440378206.

The spelling of 230508810 in words is "two hundred thirty million, five hundred eight thousand, eight hundred ten".