Base | Representation |
---|---|
bin | 11101000000010010… |
… | …011010111110110011 |
3 | 2222101102200200202020 |
4 | 131000102122332303 |
5 | 1002240143421003 |
6 | 22150153522523 |
7 | 2151522016314 |
oct | 350022327663 |
9 | 88342620666 |
10 | 31143342003 |
11 | 12231671884 |
12 | 6051a13443 |
13 | 2c2420c827 |
14 | 171622a60b |
15 | c241c1d53 |
hex | 74049afb3 |
31143342003 has 8 divisors (see below), whose sum is σ = 41753873616. Its totient is φ = 20647519200.
The previous prime is 31143341963. The next prime is 31143342007. The reversal of 31143342003 is 30024334113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31143342003 - 29 = 31143341491 is a prime.
It is a super-2 number, since 2×311433420032 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31143342007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28676568 + ... + 28677653.
It is an arithmetic number, because the mean of its divisors is an integer number (5219234202).
Almost surely, 231143342003 is an apocalyptic number.
31143342003 is a deficient number, since it is larger than the sum of its proper divisors (10610531613).
31143342003 is a wasteful number, since it uses less digits than its factorization.
31143342003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57354405.
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 31143342003 its reverse (30024334113), we get a palindrome (61167676116).
The spelling of 31143342003 in words is "thirty-one billion, one hundred forty-three million, three hundred forty-two thousand, three".
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