Search a number
-
+
26825161 = 117930869
BaseRepresentation
bin110011001010…
…1000111001001
31212110212012111
41212111013021
523331401121
62354542321
7444003316
oct146250711
955425174
1026825161
1114162160
128b979a1
135732b9c
1437c3d0d
15254d2e1
hex19951c9

26825161 has 8 divisors (see below), whose sum is σ = 29635200. Its totient is φ = 24077040.

The previous prime is 26825143. The next prime is 26825179. The reversal of 26825161 is 16152862.

It is an interprime number because it is at equal distance from previous prime (26825143) and next prime (26825179).

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 26825161 - 29 = 26824649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26825191) 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, 14566 + ... + 16303.

It is an arithmetic number, because the mean of its divisors is an integer number (3704400).

Almost surely, 226825161 is an apocalyptic number.

It is an amenable number.

26825161 is a deficient number, since it is larger than the sum of its proper divisors (2810039).

26825161 is a wasteful number, since it uses less digits than its factorization.

26825161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30959.

The product of its digits is 5760, while the sum is 31.

The square root of 26825161 is about 5179.3012076920. The cubic root of 26825161 is about 299.3510453533.

The spelling of 26825161 in words is "twenty-six million, eight hundred twenty-five thousand, one hundred sixty-one".

Divisors: 1 11 79 869 30869 339559 2438651 26825161