Base | Representation |
---|---|
bin | 111000110100110010… |
… | …0000000011111010100 |
3 | 102122222111012221220021 |
4 | 1301221210000133110 |
5 | 3444404203144111 |
6 | 132020533114524 |
7 | 11550010000063 |
oct | 1615144003724 |
9 | 378874187807 |
10 | 122030131156 |
11 | 4783091176a |
12 | 1b797788a44 |
13 | b6799812cb |
14 | 5c98c061da |
15 | 329331ad71 |
hex | 1c699007d4 |
122030131156 has 12 divisors (see below), whose sum is σ = 213623911060. Its totient is φ = 60994728000.
The previous prime is 122030131123. The next prime is 122030131159. The reversal of 122030131156 is 651131030221.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 74029703056 + 48000428100 = 272084^2 + 219090^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 122030131156.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122030131159) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5070891 + ... + 5094898.
Almost surely, 2122030131156 is an apocalyptic number.
It is an amenable number.
122030131156 is a deficient number, since it is larger than the sum of its proper divisors (91593779904).
122030131156 is a wasteful number, since it uses less digits than its factorization.
122030131156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10168794 (or 10168792 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 25.
Adding to 122030131156 its reverse (651131030221), we get a palindrome (773161161377).
The spelling of 122030131156 in words is "one hundred twenty-two billion, thirty million, one hundred thirty-one thousand, one hundred fifty-six".
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