Base | Representation |
---|---|
bin | 1110110010000010110001 |
3 | 21021212111021 |
4 | 32302002301 |
5 | 1442444433 |
6 | 215015441 |
7 | 44636233 |
oct | 16620261 |
9 | 7255437 |
10 | 3874993 |
11 | 2207381 |
12 | 136a581 |
13 | a589c5 |
14 | 72c253 |
15 | 51822d |
hex | 3b20b1 |
3874993 has 4 divisors (see below), whose sum is σ = 4078960. Its totient is φ = 3671028.
The previous prime is 3874987. The next prime is 3875041. The reversal of 3874993 is 3994783.
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 de Polignac number, because none of the positive numbers 2k-3874993 is a prime.
It is a super-3 number, since 3×38749933 (a number of 21 digits) contains 333 as substring.
It is a d-powerful number, because it can be written as 35 + 87 + 76 + 48 + 9 + 92 + 313 .
It is the 1969-th Hogben number.
It is a Duffinian number.
3874993 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (3874933) by changing a digit.
It is a nontrivial repunit in base 1968.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101955 + ... + 101992.
It is an arithmetic number, because the mean of its divisors is an integer number (1019740).
Almost surely, 23874993 is an apocalyptic number.
It is an amenable number.
3874993 is a deficient number, since it is larger than the sum of its proper divisors (203967).
3874993 is a wasteful number, since it uses less digits than its factorization.
3874993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 203966.
The product of its digits is 163296, while the sum is 43.
The square root of 3874993 is about 1968.5001905004. The cubic root of 3874993 is about 157.0689380403.
The spelling of 3874993 in words is "three million, eight hundred seventy-four thousand, nine hundred ninety-three".
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