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4630993 = 16328411
BaseRepresentation
bin10001101010100111010001
322201021112021
4101222213101
52141142433
6243131441
754235303
oct21524721
98637467
104630993
112683374
121673b81
13c61b43
14887973
1561722d
hex46a9d1

4630993 has 4 divisors (see below), whose sum is σ = 4659568. Its totient is φ = 4602420.

The previous prime is 4630979. The next prime is 4630999. The reversal of 4630993 is 3990364.

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 not a de Polignac number, because 4630993 - 25 = 4630961 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4630999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14043 + ... + 14368.

It is an arithmetic number, because the mean of its divisors is an integer number (1164892).

Almost surely, 24630993 is an apocalyptic number.

It is an amenable number.

4630993 is a deficient number, since it is larger than the sum of its proper divisors (28575).

4630993 is a wasteful number, since it uses less digits than its factorization.

4630993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28574.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 4630993 is about 2151.9742098826. The cubic root of 4630993 is about 166.6830255054.

The spelling of 4630993 in words is "four million, six hundred thirty thousand, nine hundred ninety-three".

Divisors: 1 163 28411 4630993