Base | Representation |
---|---|
bin | 110000000111001111… |
… | …0101001101100011111 |
3 | 100212200200211002120011 |
4 | 1200032132221230133 |
5 | 3143100431144411 |
6 | 115244315504051 |
7 | 10315263424204 |
oct | 1401636515437 |
9 | 325620732504 |
10 | 103322131231 |
11 | 3a900716500 |
12 | 18036458027 |
13 | 9987b70277 |
14 | 500235bcab |
15 | 2a4ac0ec21 |
hex | 180e7a9b1f |
103322131231 has 6 divisors (see below), whose sum is σ = 113568954296. Its totient is φ = 93929210100.
The previous prime is 103322131181. The next prime is 103322131243. The reversal of 103322131231 is 132131223301.
It is not a de Polignac number, because 103322131231 - 221 = 103320034079 is a prime.
It is a super-2 number, since 2×1033221312312 (a number of 23 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 (103322134231) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 426950835 + ... + 426951076.
Almost surely, 2103322131231 is an apocalyptic number.
103322131231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103322131231 is a deficient number, since it is larger than the sum of its proper divisors (10246823065).
103322131231 is an equidigital number, since it uses as much as digits as its factorization.
103322131231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 853901933 (or 853901922 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 103322131231 its reverse (132131223301), we get a palindrome (235453354532).
The spelling of 103322131231 in words is "one hundred three billion, three hundred twenty-two million, one hundred thirty-one thousand, two hundred thirty-one".
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