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142393099060 = 22543165573371
BaseRepresentation
bin1000010010011101001…
…0100100001100110100
3111121112121201220111201
42010213102210030310
54313110113132220
6145225310142244
713200430241332
oct2044722441464
9447477656451
10142393099060
1155430212963
122371b1b1984
1310573602844
146c6b3b2b52
153a85d82d0a
hex21274a4334

142393099060 has 24 divisors (see below), whose sum is σ = 305979591456. Its totient is φ = 55632652320.

The previous prime is 142393099049. The next prime is 142393099117. The reversal of 142393099060 is 60990393241.

It is a self number, because there is not a number n which added to its sum of digits gives 142393099060.

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, 82785826 + ... + 82787545.

It is an arithmetic number, because the mean of its divisors is an integer number (12749149644).

Almost surely, 2142393099060 is an apocalyptic number.

142393099060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142393099060 is an abundant number, since it is smaller than the sum of its proper divisors (163586492396).

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

142393099060 is a wasteful number, since it uses less digits than its factorization.

142393099060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165573423 (or 165573421 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 46.

The spelling of 142393099060 in words is "one hundred forty-two billion, three hundred ninety-three million, ninety-nine thousand, sixty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 165573371 331146742 662293484 827866855 1655733710 3311467420 7119654953 14239309906 28478619812 35598274765 71196549530 142393099060