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230507814 = 2348778887
BaseRepresentation
bin11011011110101…
…00010100100110
3121001202000021110
431233110110212
5433002222224
634512325450
75466166305
oct1557242446
9531660243
10230507814
1110912aa29
1265243886
13389a9474
142288443c
1515383929
hexdbd4526

230507814 has 16 divisors (see below), whose sum is σ = 461968128. Its totient is φ = 76677192.

The previous prime is 230507807. The next prime is 230507839. The reversal of 230507814 is 418705032.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

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, 36522 + ... + 42365.

It is an arithmetic number, because the mean of its divisors is an integer number (28873008).

Almost surely, 2230507814 is an apocalyptic number.

230507814 is an abundant number, since it is smaller than the sum of its proper divisors (231460314).

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

230507814 is a wasteful number, since it uses less digits than its factorization.

230507814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79379.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 230507814 is about 15182.4837888930. The cubic root of 230507814 is about 613.1431547129.

The spelling of 230507814 in words is "two hundred thirty million, five hundred seven thousand, eight hundred fourteen".

Divisors: 1 2 3 6 487 974 1461 2922 78887 157774 236661 473322 38417969 76835938 115253907 230507814