Base | Representation |
---|---|
bin | 110011101111011001… |
… | …1011010011100011100 |
3 | 101121210121012200201012 |
4 | 1213132303122130130 |
5 | 3310024210431022 |
6 | 123013320034352 |
7 | 11012315063630 |
oct | 1473663323434 |
9 | 347717180635 |
10 | 111112202012 |
11 | 43138a39a29 |
12 | 1964b3029b8 |
13 | a629a607c6 |
14 | 5540bbadc0 |
15 | 2d54a8dde2 |
hex | 19decda71c |
111112202012 has 48 divisors (see below), whose sum is σ = 226946784960. Its totient is φ = 46618176000.
The previous prime is 111112201979. The next prime is 111112202039. The reversal of 111112202012 is 210202211111.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30962 + ... + 472422.
It is an arithmetic number, because the mean of its divisors is an integer number (4728058020).
Almost surely, 2111112202012 is an apocalyptic number.
It is an amenable number.
111112202012 is an abundant number, since it is smaller than the sum of its proper divisors (115834582948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111112202012 is a wasteful number, since it uses less digits than its factorization.
111112202012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441662 (or 441660 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 111112202012 its reverse (210202211111), we get a palindrome (321314413123).
Subtracting 111112202012 from its reverse (210202211111), we obtain a palindrome (99090009099).
The spelling of 111112202012 in words is "one hundred eleven billion, one hundred twelve million, two hundred two thousand, twelve".
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