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230034452 = 22401143413
BaseRepresentation
bin11011011011000…
…00110000010100
3121000211221221112
431231200300110
5432342100302
634454234152
75462155244
oct1555406024
9530757845
10230034452
1110893731a
1265055958
1338871b7b
142279db24
15152dd552
hexdb60c14

230034452 has 12 divisors (see below), whose sum is σ = 403566996. Its totient is φ = 114729600.

The previous prime is 230034449. The next prime is 230034487. The reversal of 230034452 is 254430032.

It can be written as a sum of positive squares in 2 ways, for example, as 227225476 + 2808976 = 15074^2 + 1676^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70103 + ... + 73310.

It is an arithmetic number, because the mean of its divisors is an integer number (33630583).

Almost surely, 2230034452 is an apocalyptic number.

It is an amenable number.

230034452 is a deficient number, since it is larger than the sum of its proper divisors (173532544).

230034452 is a wasteful number, since it uses less digits than its factorization.

230034452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143818 (or 143816 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 230034452 is about 15166.8866943747. The cubic root of 230034452 is about 612.7231580018.

Adding to 230034452 its reverse (254430032), we get a palindrome (484464484).

The spelling of 230034452 in words is "two hundred thirty million, thirty-four thousand, four hundred fifty-two".

Divisors: 1 2 4 401 802 1604 143413 286826 573652 57508613 115017226 230034452