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230213042 = 2751153271
BaseRepresentation
bin11011011100011…
…00010110110010
3121001012000220222
431232030112302
5432413304132
634502133042
75463531023
oct1556142662
9531160828
10230213042
11108a49514
1265121182
1338905247
1422808c4a
1515326412
hexdb8c5b2

230213042 has 8 divisors (see below), whose sum is σ = 345781632. Its totient is φ = 114952500.

The previous prime is 230213041. The next prime is 230213057. The reversal of 230213042 is 240312032.

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

It is a self number, because there is not a number n which added to its sum of digits gives 230213042.

It is not an unprimeable number, because it can be changed into a prime (230213041) 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, 75134 + ... + 78137.

It is an arithmetic number, because the mean of its divisors is an integer number (43222704).

Almost surely, 2230213042 is an apocalyptic number.

230213042 is a deficient number, since it is larger than the sum of its proper divisors (115568590).

230213042 is a wasteful number, since it uses less digits than its factorization.

230213042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154024.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 230213042 is about 15172.7730491166. The cubic root of 230213042 is about 612.8816819706.

Adding to 230213042 its reverse (240312032), we get a palindrome (470525074).

The spelling of 230213042 in words is "two hundred thirty million, two hundred thirteen thousand, forty-two".

Divisors: 1 2 751 1502 153271 306542 115106521 230213042