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31032411423013 = 7311135381117577
BaseRepresentation
bin1110000111001010010111…
…10111000000000100100101
311001212200002002221001211201
413003211023313000010211
513031413334311014023
6150000032031002501
76352006040605000
oct703451367000445
9131780062831751
1031032411423013
119984854264860
123592357969431
131441461557cb0
14793d961d2537
1538c356be9bad
hex1c394bdc0125

31032411423013 has 64 divisors (see below), whose sum is σ = 42524482291200. Its totient is φ = 22316677286400.

The previous prime is 31032411423001. The next prime is 31032411423017.

31032411423013 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 31032411423013 - 29 = 31032411422501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31032411423017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 263873881 + ... + 263991457.

It is an arithmetic number, because the mean of its divisors is an integer number (664445035800).

Almost surely, 231032411423013 is an apocalyptic number.

It is an amenable number.

31032411423013 is a deficient number, since it is larger than the sum of its proper divisors (11492070868187).

31032411423013 is a wasteful number, since it uses less digits than its factorization.

31032411423013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123003 (or 122989 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

It can be divided in two parts, 3103241 and 1423013, that added together give a palindrome (4526254).

The spelling of 31032411423013 in words is "thirty-one trillion, thirty-two billion, four hundred eleven million, four hundred twenty-three thousand, thirteen".

Divisors: 1 7 11 13 49 77 91 143 343 539 637 1001 3773 4459 5381 7007 37667 49049 59191 69953 117577 263669 414337 489671 769483 823039 1293347 1528501 1845683 2900359 3427697 5386381 5761273 9053429 10699507 16813511 20302513 23993879 37704667 40328911 63374003 74896549 117694577 263932669 443618021 524275843 632681837 823862039 4428772859 5767034273 6959500207 8224863881 31001410013 48716501449 57574047167 90473502691 217009870091 341015510143 403018330169 633314518837 2387108571001 2821128311183 4433201631859 31032411423013