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142377037720 = 2353559425943
BaseRepresentation
bin1000010010011001010…
…1010010111110011000
3111121111111111220111021
42010212111102332120
54313042010201340
6145223534012224
713200143565301
oct2044625227630
9447444456437
10142377037720
1155422142825
1223715947074
131057019b0a8
146c691d17a8
153a8475de4a
hex2126552f98

142377037720 has 16 divisors (see below), whose sum is σ = 320348334960. Its totient is φ = 56950815072.

The previous prime is 142377037709. The next prime is 142377037727. The reversal of 142377037720 is 27730773241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142377037727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1779712932 + ... + 1779713011.

It is an arithmetic number, because the mean of its divisors is an integer number (20021770935).

Almost surely, 2142377037720 is an apocalyptic number.

142377037720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142377037720 is an abundant number, since it is smaller than the sum of its proper divisors (177971297240).

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

142377037720 is a wasteful number, since it uses less digits than its factorization.

142377037720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559425954 (or 3559425950 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 43.

The spelling of 142377037720 in words is "one hundred forty-two billion, three hundred seventy-seven million, thirty-seven thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 3559425943 7118851886 14237703772 17797129715 28475407544 35594259430 71188518860 142377037720