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142026042 = 2379973089
BaseRepresentation
bin10000111011100…
…10010100111010
3100220020200002210
420131302110322
5242324313132
622032035550
73343126044
oct1035622472
9326220083
10142026042
11731962a4
123b692bb6
13235695a2
1414c10a94
15c706bcc
hex877253a

142026042 has 32 divisors (see below), whose sum is σ = 290707200. Its totient is φ = 46245888.

The previous prime is 142026037. The next prime is 142026043. The reversal of 142026042 is 240620241.

142026042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (142026043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44434 + ... + 47522.

It is an arithmetic number, because the mean of its divisors is an integer number (9084600).

Almost surely, 2142026042 is an apocalyptic number.

142026042 is an abundant number, since it is smaller than the sum of its proper divisors (148681158).

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

142026042 is a wasteful number, since it uses less digits than its factorization.

142026042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3270.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142026042 is about 11917.4679357656. The cubic root of 142026042 is about 521.7422355908.

Adding to 142026042 its reverse (240620241), we get a palindrome (382646283).

The spelling of 142026042 in words is "one hundred forty-two million, twenty-six thousand, forty-two".

Divisors: 1 2 3 6 79 97 158 194 237 291 474 582 3089 6178 7663 9267 15326 18534 22989 45978 244031 299633 488062 599266 732093 898899 1464186 1797798 23671007 47342014 71013021 142026042