Search a number
-
+
10380678 = 2371122469
BaseRepresentation
bin100111100110…
…010110000110
3201112101121120
4213212112012
510124140203
61010254410
7154143240
oct47462606
921471546
1010380678
115950180
123587406
1321c5c19
141543090
15da0b53
hex9e6586

10380678 has 32 divisors (see below), whose sum is σ = 25885440. Its totient is φ = 2696160.

The previous prime is 10380677. The next prime is 10380701. The reversal of 10380678 is 87608301.

10380678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10380677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10773 + ... + 11696.

It is an arithmetic number, because the mean of its divisors is an integer number (808920).

Almost surely, 210380678 is an apocalyptic number.

10380678 is an abundant number, since it is smaller than the sum of its proper divisors (15504762).

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

10380678 is a wasteful number, since it uses less digits than its factorization.

10380678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22492.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 10380678 is about 3221.9059576592. The cubic root of 10380678 is about 218.1433140070.

Adding to 10380678 its reverse (87608301), we get a palindrome (97988979).

The spelling of 10380678 in words is "ten million, three hundred eighty thousand, six hundred seventy-eight".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 22469 44938 67407 134814 157283 247159 314566 471849 494318 741477 943698 1482954 1730113 3460226 5190339 10380678