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310331000113 = 3128793477137
BaseRepresentation
bin1001000010000010010…
…10110100010100110001
31002200000111112012122221
410201001022310110301
520041024214000423
6354321502201041
731264201656241
oct4410112642461
91080014465587
10310331000113
1110a679839622
1250189283181
132335827c124
141103d227b21
158114650e5d
hex48412b4531

310331000113 has 8 divisors (see below), whose sum is σ = 320453038080. Its totient is φ = 300215922240.

The previous prime is 310331000069. The next prime is 310331000123. The reversal of 310331000113 is 311000133013.

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 310331000113 - 237 = 172892046641 is a prime.

It is a super-2 number, since 2×3103310001132 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (310331000123) 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, 1649320 + ... + 1827817.

It is an arithmetic number, because the mean of its divisors is an integer number (40056629760).

Almost surely, 2310331000113 is an apocalyptic number.

It is an amenable number.

310331000113 is a deficient number, since it is larger than the sum of its proper divisors (10122037967).

310331000113 is a wasteful number, since it uses less digits than its factorization.

310331000113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480047.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 310331000113 its reverse (311000133013), we get a palindrome (621331133126).

The spelling of 310331000113 in words is "three hundred ten billion, three hundred thirty-one million, one hundred thirteen", and thus it is an aban number.

Divisors: 1 31 2879 89249 3477137 107791247 10010677423 310331000113