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38136707 = 75448101
BaseRepresentation
bin1001000101111…
…0101110000011
32122202112201122
42101132232003
534230333312
63441222455
7642104510
oct221365603
978675648
1038136707
111a588744
1210931a2b
137b936cb
1450ca307
153534b72
hex245eb83

38136707 has 4 divisors (see below), whose sum is σ = 43584816. Its totient is φ = 32688600.

The previous prime is 38136701. The next prime is 38136719. The reversal of 38136707 is 70763183.

38136707 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.

It is not a de Polignac number, because 38136707 - 26 = 38136643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38136701) 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, 2724044 + ... + 2724057.

It is an arithmetic number, because the mean of its divisors is an integer number (10896204).

Almost surely, 238136707 is an apocalyptic number.

38136707 is a deficient number, since it is larger than the sum of its proper divisors (5448109).

38136707 is an equidigital number, since it uses as much as digits as its factorization.

38136707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5448108.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 38136707 is about 6175.4924499994. The cubic root of 38136707 is about 336.6002209598.

The spelling of 38136707 in words is "thirty-eight million, one hundred thirty-six thousand, seven hundred seven".

Divisors: 1 7 5448101 38136707