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142564156663 = 473079985151
BaseRepresentation
bin1000010011000101111…
…1000110010011110111
3111121222112121112102111
42010301133012103313
54313432411003123
6145254300351451
713204605223465
oct2046137062367
9447875545374
10142564156663
1155508827a85
1223768545587
131059cb95366
146c85dbd835
153a95dc190d
hex21317c64f7

142564156663 has 8 divisors (see below), whose sum is σ = 145644871680. Its totient is φ = 139485418200.

The previous prime is 142564156649. The next prime is 142564156681. The reversal of 142564156663 is 366651465241.

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

It is a cyclic number.

It is not a de Polignac number, because 142564156663 - 213 = 142564148471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142561156663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347863 + ... + 637288.

It is an arithmetic number, because the mean of its divisors is an integer number (18205608960).

Almost surely, 2142564156663 is an apocalyptic number.

142564156663 is a deficient number, since it is larger than the sum of its proper divisors (3080715017).

142564156663 is an equidigital number, since it uses as much as digits as its factorization.

142564156663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988277.

The product of its digits is 3110400, while the sum is 49.

The spelling of 142564156663 in words is "one hundred forty-two billion, five hundred sixty-four million, one hundred fifty-six thousand, six hundred sixty-three".

Divisors: 1 47 3079 144713 985151 46302097 3033279929 142564156663