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490759078342 = 21318875349167
BaseRepresentation
bin1110010010000111000…
…01010100000111000110
31201220201211210020211211
413021003201110013012
531020033311001332
61013241314122034
750312316223651
oct7110341240706
91656654706754
10490759078342
1117a147784265
127b14228031a
13373807b62b0
1419a77c16898
15cb74717447
hex72438541c6

490759078342 has 8 divisors (see below), whose sum is σ = 792764665056. Its totient is φ = 226504189992.

The previous prime is 490759078319. The next prime is 490759078351. The reversal of 490759078342 is 243870957094.

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, 9437674558 + ... + 9437674609.

It is an arithmetic number, because the mean of its divisors is an integer number (99095583132).

Almost surely, 2490759078342 is an apocalyptic number.

490759078342 is a deficient number, since it is larger than the sum of its proper divisors (302005586714).

490759078342 is a wasteful number, since it uses less digits than its factorization.

490759078342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18875349182.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 490759078342 in words is "four hundred ninety billion, seven hundred fifty-nine million, seventy-eight thousand, three hundred forty-two".

Divisors: 1 2 13 26 18875349167 37750698334 245379539171 490759078342