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26949948 = 2233975657
BaseRepresentation
bin110011011001…
…1100100111100
31212201012101020
41212303210330
523344344243
62401344140
7445033164
oct146634474
955635336
1026949948
1114237993
129038050
13577791c
1438175a4
152575283
hex19b393c

26949948 has 24 divisors (see below), whose sum is σ = 63052752. Its totient is φ = 8959104.

The previous prime is 26949929. The next prime is 26949971. The reversal of 26949948 is 84994962.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 26949948.

It is a congruent number.

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, 1936 + ... + 7592.

It is an arithmetic number, because the mean of its divisors is an integer number (2627198).

Almost surely, 226949948 is an apocalyptic number.

It is an amenable number.

26949948 is an abundant number, since it is smaller than the sum of its proper divisors (36102804).

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

26949948 is a wasteful number, since it uses less digits than its factorization.

26949948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061 (or 6059 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 51.

The square root of 26949948 is about 5191.3339326227. Note that the first 3 decimals coincide. The cubic root of 26949948 is about 299.8145075544.

The spelling of 26949948 in words is "twenty-six million, nine hundred forty-nine thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 397 794 1191 1588 2382 4764 5657 11314 16971 22628 33942 67884 2245829 4491658 6737487 8983316 13474974 26949948