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26070972 = 2232172581
BaseRepresentation
bin110001101110…
…0111110111100
31211001112122120
41203130332330
523133232342
62330442540
7434412444
oct143347674
954045576
1026070972
1113797564
128893450
13552a815
143669124
15244eaec
hex18dcfbc

26070972 has 12 divisors (see below), whose sum is σ = 60832296. Its totient is φ = 8690320.

The previous prime is 26070959. The next prime is 26071007. The reversal of 26070972 is 27907062.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 1086279 + ... + 1086302.

It is an arithmetic number, because the mean of its divisors is an integer number (5069358).

Almost surely, 226070972 is an apocalyptic number.

It is an amenable number.

26070972 is an abundant number, since it is smaller than the sum of its proper divisors (34761324).

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

26070972 is a wasteful number, since it uses less digits than its factorization.

26070972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172588 (or 2172586 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 26070972 is about 5105.9741479957. The cubic root of 26070972 is about 296.5189187007.

The spelling of 26070972 in words is "twenty-six million, seventy thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 2172581 4345162 6517743 8690324 13035486 26070972