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230972034 = 2338495339
BaseRepresentation
bin11011100010001…
…01101010000010
3121002121121001210
431301011222002
5433112101114
634530310550
75503141566
oct1561055202
9532547053
10230972034
11109417787
1265428456
1338b0c857
14229656a6
1515426259
hexdc45a82

230972034 has 8 divisors (see below), whose sum is σ = 461944080. Its totient is φ = 76990676.

The previous prime is 230972033. The next prime is 230972051. The reversal of 230972034 is 430279032.

It is a sphenic number, since it is the product of 3 distinct primes.

230972034 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230971992 and 230972010.

It is not an unprimeable number, because it can be changed into a prime (230972033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19247664 + ... + 19247675.

It is an arithmetic number, because the mean of its divisors is an integer number (57743010).

Almost surely, 2230972034 is an apocalyptic number.

230972034 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

230972034 is a wasteful number, since it uses less digits than its factorization.

230972034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38495344.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 230972034 is about 15197.7641118686. The cubic root of 230972034 is about 613.5544819898.

The spelling of 230972034 in words is "two hundred thirty million, nine hundred seventy-two thousand, thirty-four".

Divisors: 1 2 3 6 38495339 76990678 115486017 230972034