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230300904 = 23317564463
BaseRepresentation
bin11011011101000…
…01110011101000
3121001100111110010
431232201303220
5432424112104
634504051520
75464345131
oct1556416350
9531314403
10230300904
11108aa9529
1265163ba0
1338936232
142282cc88
1515342489
hexdba1ce8

230300904 has 32 divisors (see below), whose sum is σ = 609621120. Its totient is φ = 72251136.

The previous prime is 230300897. The next prime is 230300923. The reversal of 230300904 is 409003032.

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, 281824 + ... + 282639.

It is an arithmetic number, because the mean of its divisors is an integer number (19050660).

Almost surely, 2230300904 is an apocalyptic number.

230300904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

230300904 is an abundant number, since it is smaller than the sum of its proper divisors (379320216).

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

230300904 is a wasteful number, since it uses less digits than its factorization.

230300904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564489 (or 564485 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 230300904 is about 15175.6681566249. The cubic root of 230300904 is about 612.9596418764.

Adding to 230300904 its reverse (409003032), we get a palindrome (639303936).

The spelling of 230300904 in words is "two hundred thirty million, three hundred thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 564463 1128926 1693389 2257852 3386778 4515704 6773556 9595871 13547112 19191742 28787613 38383484 57575226 76766968 115150452 230300904