Base | Representation |
---|---|
bin | 101111100101111000… |
… | …1100011010010001000 |
3 | 100202210200222221220100 |
4 | 1133023301203102020 |
5 | 3133302432342412 |
6 | 114541301125400 |
7 | 10245454161456 |
oct | 1371361432210 |
9 | 322720887810 |
10 | 102203012232 |
11 | 3a386a32872 |
12 | 179836b9860 |
13 | 983a057189 |
14 | 4d378839d6 |
15 | 29d284dedc |
hex | 17cbc63488 |
102203012232 has 48 divisors (see below), whose sum is σ = 293082170940. Its totient is φ = 32063689728.
The previous prime is 102203012227. The next prime is 102203012269. The reversal of 102203012232 is 232210302201.
It can be written as a sum of positive squares in 2 ways, for example, as 93963093156 + 8239919076 = 306534^2 + 90774^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41748373 + ... + 41750820.
Almost surely, 2102203012232 is an apocalyptic number.
102203012232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102203012232 is an abundant number, since it is smaller than the sum of its proper divisors (190879158708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102203012232 is a wasteful number, since it uses less digits than its factorization.
102203012232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83499222 (or 83499215 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 102203012232 its reverse (232210302201), we get a palindrome (334413314433).
The spelling of 102203012232 in words is "one hundred two billion, two hundred three million, twelve thousand, two hundred thirty-two".
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