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26990034 = 237956941
BaseRepresentation
bin110011011110…
…1010111010010
31212210020100220
41212331113102
523402140114
62402253510
7445261101
oct146752722
955706326
1026990034
1114265015
129057296
13578cc46
143828038
1525820a9
hex19bd5d2

26990034 has 16 divisors (see below), whose sum is σ = 54664320. Its totient is φ = 8882640.

The previous prime is 26990003. The next prime is 26990053. The reversal of 26990034 is 43009962.

It is a junction number, because it is equal to n+sod(n) for n = 26989977 and 26990004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27997 + ... + 28944.

It is an arithmetic number, because the mean of its divisors is an integer number (3416520).

Almost surely, 226990034 is an apocalyptic number.

26990034 is an abundant number, since it is smaller than the sum of its proper divisors (27674286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26990034 is a wasteful number, since it uses less digits than its factorization.

26990034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57025.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 26990034 is about 5195.1933554007. The cubic root of 26990034 is about 299.9630843465.

Adding to 26990034 its reverse (43009962), we get a palindrome (69999996).

The spelling of 26990034 in words is "twenty-six million, nine hundred ninety thousand, thirty-four".

Divisors: 1 2 3 6 79 158 237 474 56941 113882 170823 341646 4498339 8996678 13495017 26990034