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26981096 = 234337789
BaseRepresentation
bin110011011101…
…1001011101000
31212202210002212
41212323023220
523401343341
62402144252
7445223042
oct146731350
955683085
1026981096
111425932a
129052088
135788b5c
143824a92
15257e5eb
hex19bb2e8

26981096 has 16 divisors (see below), whose sum is σ = 50712900. Its totient is φ = 13457664.

The previous prime is 26981089. The next prime is 26981117. The reversal of 26981096 is 69018962.

It can be written as a sum of positive squares in 2 ways, for example, as 26152996 + 828100 = 5114^2 + 910^2 .

It is a super-2 number, since 2×269810962 = 1455959082722432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431 + ... + 7358.

Almost surely, 226981096 is an apocalyptic number.

It is an amenable number.

26981096 is a deficient number, since it is larger than the sum of its proper divisors (23731804).

26981096 is a wasteful number, since it uses less digits than its factorization.

26981096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8228 (or 8224 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 26981096 is about 5194.3330659479. Note that the first 3 decimals coincide. The cubic root of 26981096 is about 299.9299688386.

The spelling of 26981096 in words is "twenty-six million, nine hundred eighty-one thousand, ninety-six".

Divisors: 1 2 4 8 433 866 1732 3464 7789 15578 31156 62312 3372637 6745274 13490548 26981096