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230199768 = 23323197219
BaseRepresentation
bin11011011100010…
…01000111011000
3121001011100201100
431232021013120
5432412343033
634501551400
75463444231
oct1556110730
9531140640
10230199768
11108a3a547
1265115560
13388cc1a6
1422804088
1515322513
hexdb891d8

230199768 has 24 divisors (see below), whose sum is σ = 623457900. Its totient is φ = 76733232.

The previous prime is 230199757. The next prime is 230199773. The reversal of 230199768 is 867991032.

230199768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1598538 + ... + 1598681.

Almost surely, 2230199768 is an apocalyptic number.

It is an amenable number.

230199768 is an abundant number, since it is smaller than the sum of its proper divisors (393258132).

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

230199768 is a wasteful number, since it uses less digits than its factorization.

230199768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3197231 (or 3197224 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 45.

The square root of 230199768 is about 15172.3356145321. The cubic root of 230199768 is about 612.8699022328.

The spelling of 230199768 in words is "two hundred thirty million, one hundred ninety-nine thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 3197219 6394438 9591657 12788876 19183314 25577752 28774971 38366628 57549942 76733256 115099884 230199768