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315033042313 = 11377116366883
BaseRepresentation
bin1001001010110010110…
…11101011110110001001
31010010011012020200222001
410211121123223312021
520130141424323223
6400420231231001
731521545451133
oct4453133536611
91103135220861
10315033042313
11111671a37510
125107bb18461
1323927476612
14113678c8053
1582dc34d9ad
hex49596ebd89

315033042313 has 32 divisors (see below), whose sum is σ = 360133420032. Its totient is φ = 273039076800.

The previous prime is 315033042281. The next prime is 315033042329. The reversal of 315033042313 is 313240330513.

It is not a de Polignac number, because 315033042313 - 25 = 315033042281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (315033042013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4676770 + ... + 4743652.

It is an arithmetic number, because the mean of its divisors is an integer number (11254169376).

Almost surely, 2315033042313 is an apocalyptic number.

It is an amenable number.

315033042313 is a deficient number, since it is larger than the sum of its proper divisors (45100377719).

315033042313 is a wasteful number, since it uses less digits than its factorization.

315033042313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67165.

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 315033042313 its reverse (313240330513), we get a palindrome (628273372826).

The spelling of 315033042313 in words is "three hundred fifteen billion, thirty-three million, forty-two thousand, three hundred thirteen".

Divisors: 1 11 37 71 163 407 781 1793 2627 6031 11573 28897 66341 66883 127303 428201 735713 2474671 4710211 4748693 10901929 27221381 52235623 119921219 175701641 403371373 774036959 1932718051 4437085103 8514406549 28639367483 315033042313