Base | Representation |
---|---|
bin | 1110110001010… |
… | …01000101010110 |
3 | 22122010210012000 |
4 | 13120221011112 |
5 | 223204301441 |
6 | 20143340130 |
7 | 3033064131 |
oct | 730510526 |
9 | 278123160 |
10 | 123900246 |
11 | 63a360a8 |
12 | 355b1646 |
13 | 1c891272 |
14 | 12653218 |
15 | ad262b6 |
hex | 7629156 |
123900246 has 16 divisors (see below), whose sum is σ = 275334000. Its totient is φ = 41300064.
The previous prime is 123900239. The next prime is 123900263. The reversal of 123900246 is 642009321.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1147171 + ... + 1147278.
It is an arithmetic number, because the mean of its divisors is an integer number (17208375).
Almost surely, 2123900246 is an apocalyptic number.
123900246 is an abundant number, since it is smaller than the sum of its proper divisors (151433754).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123900246 is a wasteful number, since it uses less digits than its factorization.
123900246 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2294460 (or 2294454 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 123900246 is about 11131.0487376527. The cubic root of 123900246 is about 498.5293398921.
Adding to 123900246 its reverse (642009321), we get a palindrome (765909567).
The spelling of 123900246 in words is "one hundred twenty-three million, nine hundred thousand, two hundred forty-six".
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