Search a number
-
+
106915854 = 231031131531
BaseRepresentation
bin1100101111101…
…10100000001110
321110011212222110
412113312200032
5204332301404
614335324450
72435525013
oct627664016
9243155873
10106915854
1155395511
122b980726
13191c5626
14102b170a
1595bdb89
hex65f680e

106915854 has 32 divisors (see below), whose sum is σ = 217960704. Its totient is φ = 34957440.

The previous prime is 106915849. The next prime is 106915867. The reversal of 106915854 is 458519601.

It is a super-2 number, since 2×1069158542 = 22861999673098632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69069 + ... + 70599.

It is an arithmetic number, because the mean of its divisors is an integer number (6811272).

Almost surely, 2106915854 is an apocalyptic number.

106915854 is an abundant number, since it is smaller than the sum of its proper divisors (111044850).

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

106915854 is a wasteful number, since it uses less digits than its factorization.

106915854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1752.

The product of its (nonzero) digits is 43200, while the sum is 39.

The square root of 106915854 is about 10340.0122823912. The cubic root of 106915854 is about 474.6214587051.

The spelling of 106915854 in words is "one hundred six million, nine hundred fifteen thousand, eight hundred fifty-four".

Divisors: 1 2 3 6 103 113 206 226 309 339 618 678 1531 3062 4593 9186 11639 23278 34917 69834 157693 173003 315386 346006 473079 519009 946158 1038018 17819309 35638618 53457927 106915854