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38623057 = 113511187
BaseRepresentation
bin1001001101010…
…1011101010001
32200200020212121
42103111131101
534341414212
63455454241
7646201444
oct223253521
980606777
1038623057
111a890090
1210b27381
138003ba5
1451b565b
1535cdd07
hex24d5751

38623057 has 4 divisors (see below), whose sum is σ = 42134256. Its totient is φ = 35111860.

The previous prime is 38623037. The next prime is 38623069. The reversal of 38623057 is 75032683.

38623057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38623057 - 219 = 38098769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38623007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1755583 + ... + 1755604.

It is an arithmetic number, because the mean of its divisors is an integer number (10533564).

Almost surely, 238623057 is an apocalyptic number.

It is an amenable number.

38623057 is a deficient number, since it is larger than the sum of its proper divisors (3511199).

38623057 is a wasteful number, since it uses less digits than its factorization.

38623057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511198.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 38623057 is about 6214.7451275173. The cubic root of 38623057 is about 338.0250468700.

The spelling of 38623057 in words is "thirty-eight million, six hundred twenty-three thousand, fifty-seven".

Divisors: 1 11 3511187 38623057