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142562554164 = 22323960070949
BaseRepresentation
bin1000010011000101100…
…0111111000100110100
3111121222102121010012200
42010301120333010310
54313432003213124
6145254202144500
713204555500462
oct2046130770464
9447872533180
10142562554164
1155507932aa8
1223767ab2130
131059c753b34
146c85ac3832
153a95ba6bc9
hex213163f134

142562554164 has 18 divisors (see below), whose sum is σ = 360366456450. Its totient is φ = 47520851376.

The previous prime is 142562554157. The next prime is 142562554177. The reversal of 142562554164 is 461455265241.

142562554164 is a `hidden beast` number, since 1 + 4 + 2 + 5 + 625 + 5 + 4 + 16 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 96809344164 + 45753210000 = 311142^2 + 213900^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1980035439 + ... + 1980035510.

Almost surely, 2142562554164 is an apocalyptic number.

It is an amenable number.

142562554164 is an abundant number, since it is smaller than the sum of its proper divisors (217803902286).

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

142562554164 is a wasteful number, since it uses less digits than its factorization.

142562554164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3960070959 (or 3960070954 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The spelling of 142562554164 in words is "one hundred forty-two billion, five hundred sixty-two million, five hundred fifty-four thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 9 12 18 36 3960070949 7920141898 11880212847 15840283796 23760425694 35640638541 47520851388 71281277082 142562554164