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38106147 = 323552263
BaseRepresentation
bin1001000101011…
…1010000100011
32122200222210210
42101113100203
534223344042
63440425203
7641616432
oct221272043
978628723
1038106147
111a567792
1210918203
137b82821
1450bd119
15352aa9c
hex2457423

38106147 has 8 divisors (see below), whose sum is σ = 53017344. Its totient is φ = 24299528.

The previous prime is 38106119. The next prime is 38106149. The reversal of 38106147 is 74160183.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38106147 - 26 = 38106083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38106149) 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 7 ways as a sum of consecutive naturals, for example, 276063 + ... + 276200.

It is an arithmetic number, because the mean of its divisors is an integer number (6627168).

Almost surely, 238106147 is an apocalyptic number.

38106147 is a deficient number, since it is larger than the sum of its proper divisors (14911197).

38106147 is a wasteful number, since it uses less digits than its factorization.

38106147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552289.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 38106147 is about 6173.0176575156. The cubic root of 38106147 is about 336.5102879058.

The spelling of 38106147 in words is "thirty-eight million, one hundred six thousand, one hundred forty-seven".

Divisors: 1 3 23 69 552263 1656789 12702049 38106147