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230014442 = 2719783399
BaseRepresentation
bin11011011010110…
…11110111101010
3121000210221111102
431231123313222
5432340430232
634454001402
75462043020
oct1555336752
9530727442
10230014442
11108923289
1265046262
1338865a28
1422796710
15152d7662
hexdb5bdea

230014442 has 16 divisors (see below), whose sum is σ = 396316800. Its totient is φ = 98076048.

The previous prime is 230014441. The next prime is 230014501. The reversal of 230014442 is 244410032.

It is not an unprimeable number, because it can be changed into a prime (230014441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38942 + ... + 44457.

It is an arithmetic number, because the mean of its divisors is an integer number (24769800).

Almost surely, 2230014442 is an apocalyptic number.

230014442 is a deficient number, since it is larger than the sum of its proper divisors (166302358).

230014442 is a wasteful number, since it uses less digits than its factorization.

230014442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83605.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 230014442 is about 15166.2270192688. The cubic root of 230014442 is about 612.7053911763.

Adding to 230014442 its reverse (244410032), we get a palindrome (474424474).

The spelling of 230014442 in words is "two hundred thirty million, fourteen thousand, four hundred forty-two".

Divisors: 1 2 7 14 197 394 1379 2758 83399 166798 583793 1167586 16429603 32859206 115007221 230014442