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103131113032 = 2399011302029
BaseRepresentation
bin110000000001100010…
…1111110011001001000
3100212012101101100212001
41200003011332121020
53142203031104112
6115213333400344
710310453665633
oct1400305763110
9325171340761
10103131113032
113a812908722
1217ba24990b4
13995740c24c
144dc4c36c1a
152a3907bc57
hex180317e648

103131113032 has 16 divisors (see below), whose sum is σ = 193390515900. Its totient is φ = 51560308800.

The previous prime is 103131113009. The next prime is 103131113081. The reversal of 103131113032 is 230311131301.

It can be written as a sum of positive squares in 2 ways, for example, as 103121907876 + 9205156 = 321126^2 + 3034^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571807 + ... + 730222.

Almost surely, 2103131113032 is an apocalyptic number.

It is an amenable number.

103131113032 is a deficient number, since it is larger than the sum of its proper divisors (90259402868).

103131113032 is a wasteful number, since it uses less digits than its factorization.

103131113032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311936 (or 1311932 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 103131113032 its reverse (230311131301), we get a palindrome (333442244333).

The spelling of 103131113032 in words is "one hundred three billion, one hundred thirty-one million, one hundred thirteen thousand, thirty-two".

Divisors: 1 2 4 8 9901 19802 39604 79208 1302029 2604058 5208116 10416232 12891389129 25782778258 51565556516 103131113032