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230169396 = 22319180783
BaseRepresentation
bin11011011100000…
…01101100110100
3121001002211001110
431232001230310
5432410410041
634501155020
75463256542
oct1556015464
9531084043
10230169396
11108a19746
12650bba70
13388bb412
14227d6d92
1515318516
hexdb81b34

230169396 has 12 divisors (see below), whose sum is σ = 537061952. Its totient is φ = 76723128.

The previous prime is 230169391. The next prime is 230169403. The reversal of 230169396 is 693961032.

230169396 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 (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230169391) 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, 9590380 + ... + 9590403.

Almost surely, 2230169396 is an apocalyptic number.

It is an amenable number.

230169396 is an abundant number, since it is smaller than the sum of its proper divisors (306892556).

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

230169396 is a wasteful number, since it uses less digits than its factorization.

230169396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19180790 (or 19180788 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 39.

The square root of 230169396 is about 15171.3346809040. The cubic root of 230169396 is about 612.8429475237.

The spelling of 230169396 in words is "two hundred thirty million, one hundred sixty-nine thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 12 19180783 38361566 57542349 76723132 115084698 230169396