Base | Representation |
---|---|
bin | 10011001100000111… |
… | …00100000000010011 |
3 | 222120222022011111120 |
4 | 21212003210000103 |
5 | 132044322111111 |
6 | 4422134413323 |
7 | 513203532540 |
oct | 114603440023 |
9 | 28528264446 |
10 | 10302144531 |
11 | 4407323738 |
12 | 1bb6201243 |
13 | c82489413 |
14 | 6da333bc7 |
15 | 404692406 |
hex | 2660e4013 |
10302144531 has 16 divisors (see below), whose sum is σ = 15853939968. Its totient is φ = 5828652000.
The previous prime is 10302144529. The next prime is 10302144539. The reversal of 10302144531 is 13544120301.
It is a happy number.
It is not a de Polignac number, because 10302144531 - 21 = 10302144529 is a prime.
It is a super-2 number, since 2×103021445312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10302144539) 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, 2426485 + ... + 2430726.
It is an arithmetic number, because the mean of its divisors is an integer number (990871248).
Almost surely, 210302144531 is an apocalyptic number.
10302144531 is a deficient number, since it is larger than the sum of its proper divisors (5551795437).
10302144531 is a wasteful number, since it uses less digits than its factorization.
10302144531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4857322.
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 10302144531 its reverse (13544120301), we get a palindrome (23846264832).
The spelling of 10302144531 in words is "ten billion, three hundred two million, one hundred forty-four thousand, five hundred thirty-one".
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