Search a number
-
+
6265121 = 23112711
BaseRepresentation
bin10111111001100100100001
3102210022010112
4113321210201
53100440441
6342141105
7104152442
oct27714441
912708115
106265121
11359a095
122121795
1313b4895
14b912c9
1583b4eb
hex5f9921

6265121 has 4 divisors (see below), whose sum is σ = 6270144. Its totient is φ = 6260100.

The previous prime is 6265109. The next prime is 6265123. The reversal of 6265121 is 1215626.

6265121 is digitally balanced in base 3, 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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1215626 = 2607813.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6265121 is a prime.

It is a super-2 number, since 2×62651212 = 78503482289282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6265123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956 + ... + 3666.

It is an arithmetic number, because the mean of its divisors is an integer number (1567536).

Almost surely, 26265121 is an apocalyptic number.

It is an amenable number.

6265121 is a deficient number, since it is larger than the sum of its proper divisors (5023).

6265121 is a wasteful number, since it uses less digits than its factorization.

6265121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022.

The product of its digits is 720, while the sum is 23.

The square root of 6265121 is about 2503.0223730522. The cubic root of 6265121 is about 184.3500052683.

The spelling of 6265121 in words is "six million, two hundred sixty-five thousand, one hundred twenty-one".

Divisors: 1 2311 2711 6265121