Base | Representation |
---|---|
bin | 1110100110110… |
… | …00000111001010 |
3 | 22112112122212011 |
4 | 13103120013022 |
5 | 222331120020 |
6 | 20054010134 |
7 | 3015255124 |
oct | 723300712 |
9 | 275478764 |
10 | 122520010 |
11 | 63183108 |
12 | 3504694a |
13 | 1c4c9c62 |
14 | 123b4214 |
15 | ab5235a |
hex | 74d81ca |
122520010 has 16 divisors (see below), whose sum is σ = 220818816. Its totient is φ = 48945168.
The previous prime is 122520007. The next prime is 122520031. The reversal of 122520010 is 10025221.
It is a super-2 number, since 2×1225200102 = 30022305700800200, which contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 787 + ... + 15673.
It is an arithmetic number, because the mean of its divisors is an integer number (13801176).
Almost surely, 2122520010 is an apocalyptic number.
122520010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122520010 is a deficient number, since it is larger than the sum of its proper divisors (98298806).
122520010 is a wasteful number, since it uses less digits than its factorization.
122520010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15717.
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 122520010 is about 11068.8757333344. The cubic root of 122520010 is about 496.6712344870.
Adding to 122520010 its reverse (10025221), we get a palindrome (132545231).
The spelling of 122520010 in words is "one hundred twenty-two million, five hundred twenty thousand, ten".
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