Base | Representation |
---|---|
bin | 101111000101101001… |
… | …0011011001111001100 |
3 | 100200000022012200101220 |
4 | 1132023102123033030 |
5 | 3124044001022423 |
6 | 114242052203340 |
7 | 10206606155442 |
oct | 1361322331714 |
9 | 320008180356 |
10 | 101121110988 |
11 | 3998125a407 |
12 | 17721309550 |
13 | 96c6b72421 |
14 | 4c73cd6b92 |
15 | 296c8909e3 |
hex | 178b49b3cc |
101121110988 has 12 divisors (see below), whose sum is σ = 235949259000. Its totient is φ = 33707036992.
The previous prime is 101121110947. The next prime is 101121111029. The reversal of 101121110988 is 889011121101.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (101121110947) and next prime (101121111029).
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×1011211109882 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4213379613 + ... + 4213379636.
It is an arithmetic number, because the mean of its divisors is an integer number (19662438250).
Almost surely, 2101121110988 is an apocalyptic number.
It is an amenable number.
101121110988 is an abundant number, since it is smaller than the sum of its proper divisors (134828148012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101121110988 is a wasteful number, since it uses less digits than its factorization.
101121110988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8426759256 (or 8426759254 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 33.
The spelling of 101121110988 in words is "one hundred one billion, one hundred twenty-one million, one hundred ten thousand, nine hundred eighty-eight".
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