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142450512124 = 22181682328837
BaseRepresentation
bin1000010010101010110…
…1100101000011111100
3111121200121202210102111
42010222231211003330
54313214312341444
6145235120503404
713202025242344
oct2045255450374
9447617683374
10142450512124
115545a667178
122373647ab64
131058248517b
146c74c79d24
153a8ae24234
hex212ab650fc

142450512124 has 24 divisors (see below), whose sum is σ = 250711112288. Its totient is φ = 70818909120.

The previous prime is 142450512119. The next prime is 142450512137. The reversal of 142450512124 is 421215054241.

It is a congruent number.

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, 4925434 + ... + 4954270.

Almost surely, 2142450512124 is an apocalyptic number.

It is an amenable number.

142450512124 is a deficient number, since it is larger than the sum of its proper divisors (108260600164).

142450512124 is a wasteful number, since it uses less digits than its factorization.

142450512124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35845 (or 35843 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 142450512124 its reverse (421215054241), we get a palindrome (563665566365).

The spelling of 142450512124 in words is "one hundred forty-two billion, four hundred fifty million, five hundred twelve thousand, one hundred twenty-four".

Divisors: 1 2 4 181 362 724 6823 13646 27292 28837 57674 115348 1234963 2469926 4939852 5219497 10438994 20877988 196754851 393509702 787019404 35612628031 71225256062 142450512124