Base | Representation |
---|---|
bin | 111101000000011101… |
… | …1111011000100111011 |
3 | 110112011110120220002020 |
4 | 1322000323323010323 |
5 | 4121303111223003 |
6 | 140104114205523 |
7 | 12315414263562 |
oct | 1720073730473 |
9 | 415143526066 |
10 | 131012211003 |
11 | 5061aa83253 |
12 | 214838838a3 |
13 | c47b7c8a5b |
14 | 64abab4bd9 |
15 | 361bb57d53 |
hex | 1e80efb13b |
131012211003 has 16 divisors (see below), whose sum is σ = 175790553600. Its totient is φ = 86789374560.
The previous prime is 131012210983. The next prime is 131012211049. The reversal of 131012211003 is 300112210131.
It is a happy number.
It is not a de Polignac number, because 131012211003 - 29 = 131012210491 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131012211073) 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, 95533 + ... + 520721.
It is an arithmetic number, because the mean of its divisors is an integer number (10986909600).
Almost surely, 2131012211003 is an apocalyptic number.
131012211003 is a deficient number, since it is larger than the sum of its proper divisors (44778342597).
131012211003 is a wasteful number, since it uses less digits than its factorization.
131012211003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 425842.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 131012211003 its reverse (300112210131), we get a palindrome (431124421134).
It can be divided in two parts, 1310122 and 11003, that added together give a triangular number (1321125 = T1625).
The spelling of 131012211003 in words is "one hundred thirty-one billion, twelve million, two hundred eleven thousand, three".
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