Base | Representation |
---|---|
bin | 1110100011110… |
… | …01001001000010 |
3 | 22111210220020202 |
4 | 13101321021002 |
5 | 222231143020 |
6 | 20041405202 |
7 | 3012045041 |
oct | 721711102 |
9 | 274726222 |
10 | 122131010 |
11 | 62a37921 |
12 | 34a99802 |
13 | 1c3c1b91 |
14 | 12312558 |
15 | aac6e75 |
hex | 7479242 |
122131010 has 32 divisors (see below), whose sum is σ = 228413952. Its totient is φ = 46967040.
The previous prime is 122130997. The next prime is 122131019. The reversal of 122131010 is 10131221.
It is a junction number, because it is equal to n+sod(n) for n = 122130982 and 122131000.
It is not an unprimeable number, because it can be changed into a prime (122131019) 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, 49322 + ... + 51738.
It is an arithmetic number, because the mean of its divisors is an integer number (7137936).
Almost surely, 2122131010 is an apocalyptic number.
122131010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122131010 is a deficient number, since it is larger than the sum of its proper divisors (106282942).
122131010 is a wasteful number, since it uses less digits than its factorization.
122131010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2618.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 122131010 is about 11051.2899699537. The cubic root of 122131010 is about 496.1450348713.
Adding to 122131010 its reverse (10131221), we get a palindrome (132262231).
The spelling of 122131010 in words is "one hundred twenty-two million, one hundred thirty-one thousand, ten".
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