Base | Representation |
---|---|
bin | 111101111111000011… |
… | …1001111111011111111 |
3 | 110201120211100002112112 |
4 | 1323332013033323333 |
5 | 4140103224111111 |
6 | 141052335124235 |
7 | 12421435103450 |
oct | 1737607177377 |
9 | 421524302475 |
10 | 133112332031 |
11 | 514a8494268 |
12 | 2196b07367b |
13 | c724929a13 |
14 | 662a993127 |
15 | 36e11e5e8b |
hex | 1efe1cfeff |
133112332031 has 16 divisors (see below), whose sum is σ = 158876619264. Its totient is φ = 109043477664.
The previous prime is 133112332021. The next prime is 133112332061. The reversal of 133112332031 is 130233211331.
It is not a de Polignac number, because 133112332031 - 218 = 133112069887 is a prime.
It is a super-2 number, since 2×1331123320312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 133112331988 and 133112332006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133112332021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157160 + ... + 539373.
It is an arithmetic number, because the mean of its divisors is an integer number (9929788704).
Almost surely, 2133112332031 is an apocalyptic number.
133112332031 is a deficient number, since it is larger than the sum of its proper divisors (25764287233).
133112332031 is a wasteful number, since it uses less digits than its factorization.
133112332031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 697750.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 133112332031 its reverse (130233211331), we get a palindrome (263345543362).
The spelling of 133112332031 in words is "one hundred thirty-three billion, one hundred twelve million, three hundred thirty-two thousand, thirty-one".
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