Search a number
-
+
7836141 = 316715641
BaseRepresentation
bin11101111001000111101101
3112202010011110
4131321013231
54001224031
6435542233
7123414615
oct35710755
915663143
107836141
114472455
12275a979
131814991
14107da45
15a4bc46
hex7791ed

7836141 has 8 divisors (see below), whose sum is σ = 10511424. Its totient is φ = 5192480.

The previous prime is 7836139. The next prime is 7836161. The reversal of 7836141 is 1416387.

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 7836141 - 21 = 7836139 is a prime.

It is a super-2 number, since 2×78361412 = 122810211543762, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 7836099 and 7836108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7836161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7320 + ... + 8321.

It is an arithmetic number, because the mean of its divisors is an integer number (1313928).

Almost surely, 27836141 is an apocalyptic number.

It is an amenable number.

7836141 is a deficient number, since it is larger than the sum of its proper divisors (2675283).

7836141 is a wasteful number, since it uses less digits than its factorization.

7836141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15811.

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

The square root of 7836141 is about 2799.3108080383. The cubic root of 7836141 is about 198.6250779397.

The spelling of 7836141 in words is "seven million, eight hundred thirty-six thousand, one hundred forty-one".

Divisors: 1 3 167 501 15641 46923 2612047 7836141