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142417218574 = 285247835321
BaseRepresentation
bin1000010010100010111…
…0100100110000001110
3111121121022010022021001
42010220232210300032
54313132301443244
6145231531130514
713201142245531
oct2045056446016
9447538108231
10142417218574
1155442897244
12237272a3a3a
13105785c9047
146c70690a18
153a880495d4
hex2128ba4c0e

142417218574 has 8 divisors (see below), whose sum is σ = 213628589568. Its totient is φ = 71207688720.

The previous prime is 142417218557. The next prime is 142417218607. The reversal of 142417218574 is 475812714241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247167 + ... + 588154.

It is an arithmetic number, because the mean of its divisors is an integer number (26703573696).

Almost surely, 2142417218574 is an apocalyptic number.

142417218574 is a deficient number, since it is larger than the sum of its proper divisors (71211370994).

142417218574 is an equidigital number, since it uses as much as digits as its factorization.

142417218574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 920570.

The product of its digits is 501760, while the sum is 46.

The spelling of 142417218574 in words is "one hundred forty-two billion, four hundred seventeen million, two hundred eighteen thousand, five hundred seventy-four".

Divisors: 1 2 85247 170494 835321 1670642 71208609287 142417218574