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10688274 = 234173881
BaseRepresentation
bin101000110001…
…011100010010
3202010000120000
4220301130102
510214011044
61021030430
7156564102
oct50613422
922100500
1010688274
116040293
1236b5416
1322a2c2c
1415c3202
15e11d69
hexa31712

10688274 has 40 divisors (see below), whose sum is σ = 25364988. Its totient is φ = 3352320.

The previous prime is 10688239. The next prime is 10688281. The reversal of 10688274 is 47288601.

It can be written as a sum of positive squares in 2 ways, for example, as 10208025 + 480249 = 3195^2 + 693^2 .

It is a super-2 number, since 2×106882742 = 228478402198152, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 814 + ... + 4694.

Almost surely, 210688274 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10688274, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12682494).

10688274 is an abundant number, since it is smaller than the sum of its proper divisors (14676714).

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

10688274 is a wasteful number, since it uses less digits than its factorization.

10688274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3912 (or 3903 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 10688274 is about 3269.2925840310. The cubic root of 10688274 is about 220.2770201806.

The spelling of 10688274 in words is "ten million, six hundred eighty-eight thousand, two hundred seventy-four".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 306 459 918 1377 2754 3881 7762 11643 23286 34929 65977 69858 104787 131954 197931 209574 314361 395862 593793 628722 1187586 1781379 3562758 5344137 10688274