Base | Representation |
---|---|
bin | 111001011000000100… |
… | …0100010101011100100 |
3 | 102210001000002111100111 |
4 | 1302300020202223210 |
5 | 4004320303113013 |
6 | 132334230022404 |
7 | 11621234453503 |
oct | 1626010425344 |
9 | 383030074314 |
10 | 123214113508 |
11 | 48289178182 |
12 | 1ba681a7a04 |
13 | b808057b95 |
14 | 5d6c16683a |
15 | 331224073d |
hex | 1cb0222ae4 |
123214113508 has 6 divisors (see below), whose sum is σ = 215624698646. Its totient is φ = 61607056752.
The previous prime is 123214113443. The next prime is 123214113509. The reversal of 123214113508 is 805311412321.
It can be written as a sum of positive squares in only one way, i.e., 119067783844 + 4146329664 = 345062^2 + 64392^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 123214113508.
It is not an unprimeable number, because it can be changed into a prime (123214113509) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15401764185 + ... + 15401764192.
Almost surely, 2123214113508 is an apocalyptic number.
It is an amenable number.
123214113508 is a deficient number, since it is larger than the sum of its proper divisors (92410585138).
123214113508 is a wasteful number, since it uses less digits than its factorization.
123214113508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30803528381 (or 30803528379 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 31.
Adding to 123214113508 its reverse (805311412321), we get a palindrome (928525525829).
The spelling of 123214113508 in words is "one hundred twenty-three billion, two hundred fourteen million, one hundred thirteen thousand, five hundred eight".
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