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230223032 = 23134351481
BaseRepresentation
bin11011011100011…
…10110010111000
3121001012112121222
431232032302320
5432414114112
634502251212
75463602114
oct1556166270
9531175558
10230223032
11108a55a76
1265126b08
1338909960
142280c744
1515329372
hexdb8ecb8

230223032 has 32 divisors (see below), whose sum is σ = 475693680. Its totient is φ = 103783680.

The previous prime is 230223023. The next prime is 230223041. The reversal of 230223032 is 230322032.

It is an interprime number because it is at equal distance from previous prime (230223023) and next prime (230223041).

It is a self number, because there is not a number n which added to its sum of digits gives 230223032.

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, 21269 + ... + 30212.

Almost surely, 2230223032 is an apocalyptic number.

It is an amenable number.

230223032 is an abundant number, since it is smaller than the sum of its proper divisors (245470648).

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

230223032 is a wasteful number, since it uses less digits than its factorization.

230223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51543 (or 51539 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 230223032 is about 15173.1022536593. The cubic root of 230223032 is about 612.8905470916.

Adding to 230223032 its reverse (230322032), we get a palindrome (460545064).

The spelling of 230223032 in words is "two hundred thirty million, two hundred twenty-three thousand, thirty-two".

Divisors: 1 2 4 8 13 26 43 52 86 104 172 344 559 1118 2236 4472 51481 102962 205924 411848 669253 1338506 2213683 2677012 4427366 5354024 8854732 17709464 28777879 57555758 115111516 230223032