Base | Representation |
---|---|
bin | 100100010001100000… |
… | …101011100001110101 |
3 | 10201112101110001102021 |
4 | 210101200223201311 |
5 | 1114231303011422 |
6 | 25520453113141 |
7 | 2546115443044 |
oct | 442140534165 |
9 | 121471401367 |
10 | 38948485237 |
11 | 1557744a482 |
12 | 766b9287b1 |
13 | 389927968c |
14 | 1c56a9055b |
15 | 102e52bdc7 |
hex | 91182b875 |
38948485237 has 4 divisors (see below), whose sum is σ = 39166074720. Its totient is φ = 38730895756.
The previous prime is 38948485217. The next prime is 38948485241. The reversal of 38948485237 is 73258484983.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-38948485237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38948485217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108794473 + ... + 108794830.
It is an arithmetic number, because the mean of its divisors is an integer number (9791518680).
Almost surely, 238948485237 is an apocalyptic number.
It is an amenable number.
38948485237 is a deficient number, since it is larger than the sum of its proper divisors (217589483).
38948485237 is a wasteful number, since it uses less digits than its factorization.
38948485237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 217589482.
The product of its digits is 46448640, while the sum is 61.
It can be divided in two parts, 389484 and 85237, that added together give a square (474721 = 6892).
The spelling of 38948485237 in words is "thirty-eight billion, nine hundred forty-eight million, four hundred eighty-five thousand, two hundred thirty-seven".
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