Base | Representation |
---|---|
bin | 1000010101101100… |
… | …0110011100001101 |
3 | 12210000002021001100 |
4 | 2011123012130031 |
5 | 14041022131442 |
6 | 1010042133313 |
7 | 106320500154 |
oct | 20533063415 |
9 | 5700067040 |
10 | 2238473997 |
11 | a49618711 |
12 | 5257b1239 |
13 | 2989b2736 |
14 | 17341459b |
15 | d17bb84c |
hex | 856c670d |
2238473997 has 24 divisors (see below), whose sum is σ = 3425760000. Its totient is φ = 1403625600.
The previous prime is 2238473957. The next prime is 2238474019. The reversal of 2238473997 is 7993748322.
It is not a de Polignac number, because 2238473997 - 27 = 2238473869 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2238473957) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294754 + ... + 302252.
It is an arithmetic number, because the mean of its divisors is an integer number (142740000).
Almost surely, 22238473997 is an apocalyptic number.
It is an amenable number.
2238473997 is a deficient number, since it is larger than the sum of its proper divisors (1187286003).
2238473997 is a wasteful number, since it uses less digits than its factorization.
2238473997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9473 (or 9470 counting only the distinct ones).
The product of its digits is 4572288, while the sum is 54.
The square root of 2238473997 is about 47312.5141690864. The cubic root of 2238473997 is about 1308.1293341376.
The spelling of 2238473997 in words is "two billion, two hundred thirty-eight million, four hundred seventy-three thousand, nine hundred ninety-seven".
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