Base | Representation |
---|---|
bin | 100110011101… |
… | …011010100011 |
3 | 200222012211202 |
4 | 212131122203 |
5 | 10040110310 |
6 | 1000031415 |
7 | 151460312 |
oct | 46353243 |
9 | 20865752 |
10 | 10081955 |
11 | 57667a4 |
12 | 346256b |
13 | 211cc70 |
14 | 14a6279 |
15 | d423a5 |
hex | 99d6a3 |
10081955 has 16 divisors (see below), whose sum is σ = 13157760. Its totient is φ = 7371648.
The previous prime is 10081943. The next prime is 10081961. The reversal of 10081955 is 55918001.
It is a cyclic number.
It is not a de Polignac number, because 10081955 - 28 = 10081699 is a prime.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6374 + ... + 7796.
It is an arithmetic number, because the mean of its divisors is an integer number (822360).
Almost surely, 210081955 is an apocalyptic number.
10081955 is a deficient number, since it is larger than the sum of its proper divisors (3075805).
10081955 is a wasteful number, since it uses less digits than its factorization.
10081955 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1550.
The product of its (nonzero) digits is 1800, while the sum is 29.
The square root of 10081955 is about 3175.2094419109. The cubic root of 10081955 is about 216.0304240981.
Adding to 10081955 its reverse (55918001), we get a palindrome (65999956).
The spelling of 10081955 in words is "ten million, eighty-one thousand, nine hundred fifty-five".
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