Base | Representation |
---|---|
bin | 10110010111010… |
… | …101111110000001 |
3 | 222011001001101210 |
4 | 112113111332001 |
5 | 1232023434144 |
6 | 101122120333 |
7 | 12204205113 |
oct | 2627257601 |
9 | 864031353 |
10 | 375218049 |
11 | 182889968 |
12 | a57b00a9 |
13 | 5c97571b |
14 | 37b933b3 |
15 | 22e1aab9 |
hex | 165d5f81 |
375218049 has 4 divisors (see below), whose sum is σ = 500290736. Its totient is φ = 250145364.
The previous prime is 375218047. The next prime is 375218083. The reversal of 375218049 is 940812573.
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, and also an emirpimes, since its reverse is a distinct semiprime: 940812573 = 3 ⋅313604191.
It is not a de Polignac number, because 375218049 - 21 = 375218047 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 375217998 and 375218016.
It is not an unprimeable number, because it can be changed into a prime (375218047) 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, 62536339 + ... + 62536344.
It is an arithmetic number, because the mean of its divisors is an integer number (125072684).
Almost surely, 2375218049 is an apocalyptic number.
It is an amenable number.
375218049 is a deficient number, since it is larger than the sum of its proper divisors (125072687).
375218049 is a wasteful number, since it uses less digits than its factorization.
375218049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125072686.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 375218049 is about 19370.5459138353. The cubic root of 375218049 is about 721.2645274395.
The spelling of 375218049 in words is "three hundred seventy-five million, two hundred eighteen thousand, forty-nine".
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