Base | Representation |
---|---|
bin | 1110100011100… |
… | …01110011111100 |
3 | 22111202101001211 |
4 | 13101301303330 |
5 | 222224212423 |
6 | 20041014204 |
7 | 3011561362 |
oct | 721616374 |
9 | 274671054 |
10 | 122100988 |
11 | 62a17309 |
12 | 34a84364 |
13 | 1c3b1309 |
14 | 12305632 |
15 | aabd10d |
hex | 7471cfc |
122100988 has 6 divisors (see below), whose sum is σ = 213676736. Its totient is φ = 61050492.
The previous prime is 122100977. The next prime is 122101003. The reversal of 122100988 is 889001221.
It is a happy number.
It is a super-2 number, since 2×1221009882 = 29817302541152288, 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 as a sum of consecutive naturals, namely, 15262620 + ... + 15262627.
Almost surely, 2122100988 is an apocalyptic number.
It is an amenable number.
122100988 is a deficient number, since it is larger than the sum of its proper divisors (91575748).
122100988 is a wasteful number, since it uses less digits than its factorization.
122100988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30525251 (or 30525249 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 31.
The square root of 122100988 is about 11049.9315834986. The cubic root of 122100988 is about 496.1043777471.
The spelling of 122100988 in words is "one hundred twenty-two million, one hundred thousand, nine hundred eighty-eight".
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