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230555223 = 32238910723
BaseRepresentation
bin11011011110111…
…11111001010111
3121001211102022100
431233133321113
5433010231343
634513333143
75466454443
oct1557377127
9531742270
10230555223
11109162608
12652671b3
13389c4c12
1422897823
15153929d3
hexdbdfe57

230555223 has 12 divisors (see below), whose sum is σ = 333194680. Its totient is φ = 153624816.

The previous prime is 230555209. The next prime is 230555239. The reversal of 230555223 is 322555032.

It is not a de Polignac number, because 230555223 - 29 = 230554711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230555203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16140 + ... + 26862.

Almost surely, 2230555223 is an apocalyptic number.

230555223 is a deficient number, since it is larger than the sum of its proper divisors (102639457).

230555223 is a wasteful number, since it uses less digits than its factorization.

230555223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13118 (or 13115 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 230555223 is about 15184.0450144222. The cubic root of 230555223 is about 613.1851872883.

The spelling of 230555223 in words is "two hundred thirty million, five hundred fifty-five thousand, two hundred twenty-three".

Divisors: 1 3 9 2389 7167 10723 21501 32169 96507 25617247 76851741 230555223