Search a number
-
+
8038195 = 511178597
BaseRepresentation
bin11110101010011100110011
3120010101022221
4132222130303
54024210240
6444141511
7125215654
oct36523463
916111287
108038195
1145a0240
122837897
131885939
1410d352b
15a8ba4a
hex7aa733

8038195 has 16 divisors (see below), whose sum is σ = 11143008. Its totient is φ = 5501440.

The previous prime is 8038193. The next prime is 8038237. The reversal of 8038195 is 5918308.

8038195 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8038195 - 21 = 8038193 is a prime.

It is a super-2 number, since 2×80381952 = 129225157716050, which contains 22 as substring.

It is a Duffinian number.

8038195 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 8038195.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8038193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3364 + ... + 5233.

It is an arithmetic number, because the mean of its divisors is an integer number (696438).

Almost surely, 28038195 is an apocalyptic number.

8038195 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

8038195 is a deficient number, since it is larger than the sum of its proper divisors (3104813).

8038195 is a wasteful number, since it uses less digits than its factorization.

8038195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8630.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 8038195 is about 2835.1710706763. The cubic root of 8038195 is about 200.3177864581.

It can be divided in two parts, 803 and 8195, that added together give a palindrome (8998).

The spelling of 8038195 in words is "eight million, thirty-eight thousand, one hundred ninety-five".

Divisors: 1 5 11 17 55 85 187 935 8597 42985 94567 146149 472835 730745 1607639 8038195