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230554995 = 35111397303
BaseRepresentation
bin11011011110111…
…11110101110011
3121001211101222220
431233133311303
5433010224440
634513332123
75466453666
oct1557376563
9531741886
10230554995
11109162420
1265267043
13389c4a98
14228976dd
15153928d0
hexdbdfd73

230554995 has 16 divisors (see below), whose sum is σ = 402423552. Its totient is φ = 111784160.

The previous prime is 230554979. The next prime is 230554997. The reversal of 230554995 is 599455032.

It is not a de Polignac number, because 230554995 - 24 = 230554979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230554997) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 698487 + ... + 698816.

It is an arithmetic number, because the mean of its divisors is an integer number (25151472).

Almost surely, 2230554995 is an apocalyptic number.

230554995 is a deficient number, since it is larger than the sum of its proper divisors (171868557).

230554995 is a wasteful number, since it uses less digits than its factorization.

230554995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397322.

The product of its (nonzero) digits is 243000, while the sum is 42.

The square root of 230554995 is about 15184.0375065396. The cubic root of 230554995 is about 613.1849851584.

The spelling of 230554995 in words is "two hundred thirty million, five hundred fifty-four thousand, nine hundred ninety-five".

Divisors: 1 3 5 11 15 33 55 165 1397303 4191909 6986515 15370333 20959545 46110999 76851665 230554995