Search a number
-
+
10687804 = 2219140629
BaseRepresentation
bin101000110001…
…010100111100
3202002222220121
4220301110330
510214002204
61021024324
7156562531
oct50612474
922088817
1010687804
11603a9a6
1236b50a4
1322a295a
1415c2d88
15e11b54
hexa3153c

10687804 has 12 divisors (see below), whose sum is σ = 19688200. Its totient is φ = 5062608.

The previous prime is 10687727. The next prime is 10687811. The reversal of 10687804 is 40878601.

It is a happy number.

It is a super-2 number, since 2×106878042 = 228458308684832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 10687804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70239 + ... + 70390.

Almost surely, 210687804 is an apocalyptic number.

It is an amenable number.

10687804 is a deficient number, since it is larger than the sum of its proper divisors (9000396).

10687804 is a wasteful number, since it uses less digits than its factorization.

10687804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140652 (or 140650 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 10687804 is about 3269.2207022469. The cubic root of 10687804 is about 220.2737913550.

The spelling of 10687804 in words is "ten million, six hundred eighty-seven thousand, eight hundred four".

Divisors: 1 2 4 19 38 76 140629 281258 562516 2671951 5343902 10687804