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230013442 = 22916723747
BaseRepresentation
bin11011011010110…
…11101000000010
3121000210220010101
431231123220002
5432340412232
634453553014
75462040061
oct1555335002
9530726111
10230013442
1110892255a
126504576a
1338865439
14227961d8
15152d71e7
hexdb5ba02

230013442 has 16 divisors (see below), whose sum is σ = 359069760. Its totient is φ = 110371408.

The previous prime is 230013439. The next prime is 230013499. The reversal of 230013442 is 244310032.

230013442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2188 + ... + 21559.

It is an arithmetic number, because the mean of its divisors is an integer number (22441860).

Almost surely, 2230013442 is an apocalyptic number.

230013442 is a deficient number, since it is larger than the sum of its proper divisors (129056318).

230013442 is a wasteful number, since it uses less digits than its factorization.

230013442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23945.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 230013442 is about 15166.1940512444. The cubic root of 230013442 is about 612.7045032519.

Adding to 230013442 its reverse (244310032), we get a palindrome (474323474).

The spelling of 230013442 in words is "two hundred thirty million, thirteen thousand, four hundred forty-two".

Divisors: 1 2 29 58 167 334 4843 9686 23747 47494 688663 1377326 3965749 7931498 115006721 230013442