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310310013013 = 7111314910911907
BaseRepresentation
bin1001000001111111110…
…10110000100001010101
31002122222001000221202221
410200333322300201111
520041003330404023
6354315432302341
731263525406330
oct4407772604125
91078861027687
10310310013013
1110a668a04710
12501822419b1
1323353b11620
141103a523617
1581128a785d
hex483feb0855

310310013013 has 64 divisors (see below), whose sum is σ = 420040857600. Its totient is φ = 221382662400.

The previous prime is 310310012963. The next prime is 310310013047.

310310013013 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-310310013013 is a prime.

It is a super-2 number, since 2×3103100130132 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310310013053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162720606 + ... + 162722512.

It is an arithmetic number, because the mean of its divisors is an integer number (6563138400).

Almost surely, 2310310013013 is an apocalyptic number.

It is an amenable number.

310310013013 is a deficient number, since it is larger than the sum of its proper divisors (109730844587).

310310013013 is a wasteful number, since it uses less digits than its factorization.

310310013013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3178.

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

It can be divided in two parts, 3103100 and 13013, that added together give a palindrome (3116113).

The spelling of 310310013013 in words is "three hundred ten billion, three hundred ten million, thirteen thousand, thirteen".

Divisors: 1 7 11 13 77 91 143 149 1001 1043 1091 1639 1907 1937 7637 11473 12001 13349 13559 14183 20977 21307 24791 84007 99281 146839 149149 156013 162559 173537 272701 284143 1092091 1137913 1788149 1908907 1989001 2080537 2113267 3125573 3693859 12517043 14563759 14792869 21879011 22885907 23245937 25857013 27046981 40632449 160201349 162721559 189328867 284427143 297516791 310000013 2082617537 2170000091 3410000143 4030000169 23870001001 28210001183 44330001859 310310013013