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312313110101 = 6723771961039
BaseRepresentation
bin1001000101101110100…
…11111101111001010101
31002212010122012211101222
410202313103331321111
520104104124010401
6355250305500125
731364260430456
oct4426723757125
91085118184358
10312313110101
111104a6677153
1250641041645
13235b2b01585
141118a58712d
1581cd67cc1b
hex48b74fde55

312313110101 has 8 divisors (see below), whose sum is σ = 317108012160. Its totient is φ = 307522135008.

The previous prime is 312313110059. The next prime is 312313110103. The reversal of 312313110101 is 101011313213.

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 312313110101 - 214 = 312313093717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 312313110101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312313110103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 821261 + ... + 1139778.

It is an arithmetic number, because the mean of its divisors is an integer number (39638501520).

Almost surely, 2312313110101 is an apocalyptic number.

It is an amenable number.

312313110101 is a deficient number, since it is larger than the sum of its proper divisors (4794902059).

312313110101 is a wasteful number, since it uses less digits than its factorization.

312313110101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963483.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 312313110101 its reverse (101011313213), we get a palindrome (413324423314).

The spelling of 312313110101 in words is "three hundred twelve billion, three hundred thirteen million, one hundred ten thousand, one hundred one".

Divisors: 1 67 2377 159259 1961039 131389613 4661389703 312313110101