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230151442 = 2279141231
BaseRepresentation
bin11011011011111…
…01010100010010
3121001001220102111
431231331110102
5432404321232
634500535534
75463153313
oct1555752422
9531056374
10230151442
11108a07204
12650b15aa
13388b31b1
14227d060a
1515313047
hexdb7d512

230151442 has 8 divisors (see below), whose sum is σ = 345359232. Its totient is φ = 115031700.

The previous prime is 230151431. The next prime is 230151451. The reversal of 230151442 is 244151032.

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

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, 15034 + ... + 26197.

It is an arithmetic number, because the mean of its divisors is an integer number (43169904).

Almost surely, 2230151442 is an apocalyptic number.

230151442 is a deficient number, since it is larger than the sum of its proper divisors (115207790).

230151442 is a wasteful number, since it uses less digits than its factorization.

230151442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44024.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 230151442 is about 15170.7429613714. The cubic root of 230151442 is about 612.8270124941.

The spelling of 230151442 in words is "two hundred thirty million, one hundred fifty-one thousand, four hundred forty-two".

Divisors: 1 2 2791 5582 41231 82462 115075721 230151442