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315341465493 = 3948371108363
BaseRepresentation
bin1001001011010111101…
…00001110011110010101
31010010221200121020000210
410211223310032132111
520131304403343433
6400511010000033
731532312142105
oct4455364163625
91103850536023
10315341465493
111118100443aa
1251147276019
1323976333342
1411396851205
158309473463
hex496bd0e795

315341465493 has 8 divisors (see below), whose sum is σ = 420460100128. Its totient is φ = 210225237264.

The previous prime is 315341465399. The next prime is 315341465513. The reversal of 315341465493 is 394564143513.

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

It is not a de Polignac number, because 315341465493 - 29 = 315341464981 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 (315341465093) 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, 269671 + ... + 838692.

It is an arithmetic number, because the mean of its divisors is an integer number (52557512516).

Almost surely, 2315341465493 is an apocalyptic number.

It is an amenable number.

315341465493 is a deficient number, since it is larger than the sum of its proper divisors (105118634635).

315341465493 is a wasteful number, since it uses less digits than its factorization.

315341465493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203203.

The product of its digits is 2332800, while the sum is 48.

The spelling of 315341465493 in words is "three hundred fifteen billion, three hundred forty-one million, four hundred sixty-five thousand, four hundred ninety-three".

Divisors: 1 3 94837 284511 1108363 3325089 105113821831 315341465493