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2315352280031 = 71719456741849
BaseRepresentation
bin100001101100010101110…
…000000000101111011111
322012100022212210111202022
4201230111300000233133
5300413320140430111
64531354054450355
7326164405441340
oct41542560005737
98170285714668
102315352280031
11812a3200131a
123148929639bb
1313a44bbb2c3b
14800c69180c7
154036338a2db
hex21b15c00bdf

2315352280031 has 8 divisors (see below), whose sum is σ = 2801770826400. Its totient is φ = 1867847217408.

The previous prime is 2315352280027. The next prime is 2315352280063. The reversal of 2315352280031 is 1300822535132.

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 2315352280031 - 22 = 2315352280027 is a prime.

It is a super-2 number, since 2×23153522800312 (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2315352279973 and 2315352280000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2315352285031) 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, 9728370806 + ... + 9728371043.

It is an arithmetic number, because the mean of its divisors is an integer number (350221353300).

Almost surely, 22315352280031 is an apocalyptic number.

2315352280031 is a deficient number, since it is larger than the sum of its proper divisors (486418546369).

2315352280031 is a wasteful number, since it uses less digits than its factorization.

2315352280031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19456741873.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 2315352280031 in words is "two trillion, three hundred fifteen billion, three hundred fifty-two million, two hundred eighty thousand, thirty-one".

Divisors: 1 7 17 119 19456741849 136197192943 330764611433 2315352280031