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142344665300 = 22524730286099
BaseRepresentation
bin1000010010010001100…
…1110011100011010100
3111121102020121012212202
42010210121303203110
54313010213242200
6145220420104032
713166301456125
oct2044431634324
9447366535782
10142344665300
1155405941962
1223706b35018
1310566575306
146c64ba604c
153a819b71d5
hex21246738d4

142344665300 has 36 divisors (see below), whose sum is σ = 315460017600. Its totient is φ = 55726420320.

The previous prime is 142344665273. The next prime is 142344665303. The reversal of 142344665300 is 3566443241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142344665303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15138350 + ... + 15147749.

Almost surely, 2142344665300 is an apocalyptic number.

142344665300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142344665300 is an abundant number, since it is smaller than the sum of its proper divisors (173115352300).

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

142344665300 is a wasteful number, since it uses less digits than its factorization.

142344665300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30286160 (or 30286153 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 142344665300 in words is "one hundred forty-two billion, three hundred forty-four million, six hundred sixty-five thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 47 50 94 100 188 235 470 940 1175 2350 4700 30286099 60572198 121144396 151430495 302860990 605721980 757152475 1423446653 1514304950 2846893306 3028609900 5693786612 7117233265 14234466530 28468933060 35586166325 71172332650 142344665300