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142444700514 = 2327913594473
BaseRepresentation
bin1000010010101001011…
…1011010001101100010
3111121200012211112101200
42010222113122031202
54313211320404024
6145234352142030
713201624656024
oct2045227321542
9447605745350
10142444700514
1155457357896
1223734537916
13105811cbb4c
146c741a6014
153a8a6772c9
hex212a5da362

142444700514 has 12 divisors (see below), whose sum is σ = 308630184486. Its totient is φ = 47481566832.

The previous prime is 142444700483. The next prime is 142444700521. The reversal of 142444700514 is 415007444241.

142444700514 is a `hidden beast` number, since 14 + 24 + 44 + 70 + 0 + 514 = 666.

It can be written as a sum of positive squares in only one way, i.e., 137103575625 + 5341124889 = 370275^2 + 73083^2 .

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, 3956797219 + ... + 3956797254.

Almost surely, 2142444700514 is an apocalyptic number.

142444700514 is an abundant number, since it is smaller than the sum of its proper divisors (166185483972).

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

142444700514 is a wasteful number, since it uses less digits than its factorization.

142444700514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7913594481 (or 7913594478 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 36.

The spelling of 142444700514 in words is "one hundred forty-two billion, four hundred forty-four million, seven hundred thousand, five hundred fourteen".

Divisors: 1 2 3 6 9 18 7913594473 15827188946 23740783419 47481566838 71222350257 142444700514