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13010201031 = 317793229139
BaseRepresentation
bin11000001110111011…
…11110100111000111
31020120200222200122110
430013131332213013
5203121102413111
65550553432103
7640255612152
oct140735764707
936520880573
1013010201031
115576a12663
12263110b633
1312c4533c09
148b5c62c99
155122b95a6
hex30777e9c7

13010201031 has 16 divisors (see below), whose sum is σ = 18599846400. Its totient is φ = 8059928448.

The previous prime is 13010201021. The next prime is 13010201033.

13010201031 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13010201031 - 211 = 13010198983 is a prime.

It is a super-2 number, since 2×130102010312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13010200998 and 13010201016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010201033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1610541 + ... + 1618598.

It is an arithmetic number, because the mean of its divisors is an integer number (1162490400).

Almost surely, 213010201031 is an apocalyptic number.

13010201031 is a deficient number, since it is larger than the sum of its proper divisors (5589645369).

13010201031 is a wasteful number, since it uses less digits than its factorization.

13010201031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229238.

The product of its (nonzero) digits is 18, while the sum is 12.

The spelling of 13010201031 in words is "thirteen billion, ten million, two hundred one thousand, thirty-one".

Divisors: 1 3 17 51 79 237 1343 4029 3229139 9687417 54895363 164686089 255101981 765305943 4336733677 13010201031