Base | Representation |
---|---|
bin | 100100111010000… |
… | …0001111100100001 |
3 | 10012022020000211010 |
4 | 1021310001330201 |
5 | 10014011014400 |
6 | 322514411133 |
7 | 42455011212 |
oct | 11164017441 |
9 | 3168200733 |
10 | 1238376225 |
11 | 586038429 |
12 | 2a6890aa9 |
13 | 16973cbc8 |
14 | ba67d409 |
15 | 73abb450 |
hex | 49d01f21 |
1238376225 has 24 divisors (see below), whose sum is σ = 2048466112. Its totient is φ = 660139200.
The previous prime is 1238376197. The next prime is 1238376233. The reversal of 1238376225 is 5226738321.
It is not a de Polignac number, because 1238376225 - 28 = 1238375969 is a prime.
It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 263244 + ... + 267906.
Almost surely, 21238376225 is an apocalyptic number.
1238376225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1238376225 is a deficient number, since it is larger than the sum of its proper divisors (810089887).
1238376225 is a wasteful number, since it uses less digits than its factorization.
1238376225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8217 (or 8212 counting only the distinct ones).
The product of its digits is 120960, while the sum is 39.
The square root of 1238376225 is about 35190.5701147339. The cubic root of 1238376225 is about 1073.8679194578.
The spelling of 1238376225 in words is "one billion, two hundred thirty-eight million, three hundred seventy-six thousand, two hundred twenty-five".
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