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142531352401300 = 22521425313524013
BaseRepresentation
bin100000011010000110101010…
…101000010001010110010100
3200200122212100000101002222221
4200122012222220101112110
5122140213202203320200
61223045555510032124
742010356532501342
oct4032065250212624
9620585300332887
10142531352401300
1141462230711685
1213b9b645648644
13616b85870bc85
14272a7a8c8a992
15117287a81791a
hex81a1aaa11594

142531352401300 has 18 divisors (see below), whose sum is σ = 309293034711038. Its totient is φ = 57012540960480.

The previous prime is 142531352401279. The next prime is 142531352401327. The reversal of 142531352401300 is 3104253135241.

It can be written as a sum of positive squares in 3 ways, for example, as 38236686350724 + 104294666050576 = 6183582^2 + 10212476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 712656761907 + ... + 712656762106.

Almost surely, 2142531352401300 is an apocalyptic number.

142531352401300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142531352401300 is an abundant number, since it is smaller than the sum of its proper divisors (166761682309738).

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

142531352401300 is a wasteful number, since it uses less digits than its factorization.

142531352401300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425313524027 (or 1425313524020 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 142531352401300 in words is "one hundred forty-two trillion, five hundred thirty-one billion, three hundred fifty-two million, four hundred one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1425313524013 2850627048026 5701254096052 7126567620065 14253135240130 28506270480260 35632838100325 71265676200650 142531352401300