Search a number
-
+
7093261 = 72693767
BaseRepresentation
bin11011000011110000001101
3111100101010101
4123003300031
53303441021
6412011101
7114202030
oct33036015
914311111
107093261
1140052aa
122460a91
1316147c6
14d29017
15951a91
hex6c3c0d

7093261 has 8 divisors (see below), whose sum is σ = 8138880. Its totient is φ = 6055728.

The previous prime is 7093249. The next prime is 7093277. The reversal of 7093261 is 1623907.

7093261 is a nontrivial binomial coefficient, being equal to C(3767, 2).

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

It is not a de Polignac number, because 7093261 - 29 = 7092749 is a prime.

It is a super-2 number, since 2×70932612 = 100628703228242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7093201) 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, 1 + ... + 3766.

It is an arithmetic number, because the mean of its divisors is an integer number (1017360).

Almost surely, 27093261 is an apocalyptic number.

7093261 is the 3766-th triangular number.

7093261 is the 1256-th centered nonagonal number.

It is an amenable number.

7093261 is a deficient number, since it is larger than the sum of its proper divisors (1045619).

7093261 is a wasteful number, since it uses less digits than its factorization.

7093261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4043.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 7093261 is about 2663.3176678722. The cubic root of 7093261 is about 192.1389059198.

The spelling of 7093261 in words is "seven million, ninety-three thousand, two hundred sixty-one".

Divisors: 1 7 269 1883 3767 26369 1013323 7093261