Base | Representation |
---|---|
bin | 1111001111001001110… |
… | …00101010011101001111 |
3 | 1212001022210010112211222 |
4 | 13213210320222131033 |
5 | 32034142430231111 |
6 | 1040301252233555 |
7 | 52552405641350 |
oct | 7474470523517 |
9 | 1761283115758 |
10 | 523531102031 |
11 | 192034727763 |
12 | 8556960b8bb |
13 | 3a4a42617a2 |
14 | 1b4a6481d27 |
15 | d9418a17db |
hex | 79e4e2a74f |
523531102031 has 16 divisors (see below), whose sum is σ = 608509774080. Its totient is φ = 441100746240.
The previous prime is 523531101949. The next prime is 523531102079. The reversal of 523531102031 is 130201135325.
It is a de Polignac number, because none of the positive numbers 2k-523531102031 is a prime.
It is a super-2 number, since 2×5235311020312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (523531101031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6207215 + ... + 6290991.
It is an arithmetic number, because the mean of its divisors is an integer number (38031860880).
Almost surely, 2523531102031 is an apocalyptic number.
523531102031 is a deficient number, since it is larger than the sum of its proper divisors (84978672049).
523531102031 is a wasteful number, since it uses less digits than its factorization.
523531102031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98974.
The product of its (nonzero) digits is 2700, while the sum is 26.
Adding to 523531102031 its reverse (130201135325), we get a palindrome (653732237356).
The spelling of 523531102031 in words is "five hundred twenty-three billion, five hundred thirty-one million, one hundred two thousand, thirty-one".
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