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26866042 = 273136131
BaseRepresentation
bin110011001111…
…1000101111010
31212112221021121
41212133011322
523334203132
62355455454
7444233440
oct146370572
955487247
1026866042
111418a945
128bb758a
135748688
1437d4b90
15255a497
hex199f17a

26866042 has 16 divisors (see below), whose sum is σ = 46210752. Its totient is φ = 11475360.

The previous prime is 26865991. The next prime is 26866061. The reversal of 26866042 is 24066862.

It is a junction number, because it is equal to n+sod(n) for n = 26865989 and 26866007.

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, 1317 + ... + 7447.

It is an arithmetic number, because the mean of its divisors is an integer number (2888172).

Almost surely, 226866042 is an apocalyptic number.

26866042 is a deficient number, since it is larger than the sum of its proper divisors (19344710).

26866042 is a wasteful number, since it uses less digits than its factorization.

26866042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6453.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 26866042 is about 5183.2462800836. The cubic root of 26866042 is about 299.5030364713.

The spelling of 26866042 in words is "twenty-six million, eight hundred sixty-six thousand, forty-two".

Divisors: 1 2 7 14 313 626 2191 4382 6131 12262 42917 85834 1919003 3838006 13433021 26866042