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230225055 = 35232923011
BaseRepresentation
bin11011011100011…
…11010010011111
3121001012122101220
431232033102133
5432414200210
634502304423
75463611034
oct1556172237
9531178356
10230225055
11108a57545
1265128113
133890a858
142280d38b
1515329c70
hexdb8f49f

230225055 has 32 divisors (see below), whose sum is σ = 397647360. Its totient is φ = 113393280.

The previous prime is 230224979. The next prime is 230225059. The reversal of 230225055 is 550522032.

It is not a de Polignac number, because 230225055 - 210 = 230224031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230225059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1501 + ... + 21510.

It is an arithmetic number, because the mean of its divisors is an integer number (12426480).

Almost surely, 2230225055 is an apocalyptic number.

230225055 is a deficient number, since it is larger than the sum of its proper divisors (167422305).

230225055 is a wasteful number, since it uses less digits than its factorization.

230225055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23071.

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 230225055 is about 15173.1689175333. The cubic root of 230225055 is about 612.8923422696.

Adding to 230225055 its reverse (550522032), we get a palindrome (780747087).

The spelling of 230225055 in words is "two hundred thirty million, two hundred twenty-five thousand, fifty-five".

Divisors: 1 3 5 15 23 29 69 87 115 145 345 435 667 2001 3335 10005 23011 69033 115055 345165 529253 667319 1587759 2001957 2646265 3336595 7938795 10009785 15348337 46045011 76741685 230225055