Base | Representation |
---|---|
bin | 110000000011111101… |
… | …1000111101001011000 |
3 | 100212102000212122101100 |
4 | 1200013323013221120 |
5 | 3142334302402212 |
6 | 115225350351400 |
7 | 10312456554213 |
oct | 1400773075130 |
9 | 325360778340 |
10 | 103212153432 |
11 | 3a85462a563 |
12 | 1800565b560 |
13 | 996b14504b |
14 | 4dd18d077a |
15 | 2a41238bdc |
hex | 1807ec7a58 |
103212153432 has 24 divisors (see below), whose sum is σ = 279532915740. Its totient is φ = 34404051120.
The previous prime is 103212153389. The next prime is 103212153433. The reversal of 103212153432 is 234351212301.
103212153432 is a `hidden beast` number, since 1 + 0 + 3 + 2 + 121 + 534 + 3 + 2 = 666.
It is a tau number, because it is divible by the number of its divisors (24).
It is a junction number, because it is equal to n+sod(n) for n = 103212153396 and 103212153405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103212153433) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 716750994 + ... + 716751137.
Almost surely, 2103212153432 is an apocalyptic number.
103212153432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103212153432 is an abundant number, since it is smaller than the sum of its proper divisors (176320762308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103212153432 is a wasteful number, since it uses less digits than its factorization.
103212153432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1433502143 (or 1433502136 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
Adding to 103212153432 its reverse (234351212301), we get a palindrome (337563365733).
The spelling of 103212153432 in words is "one hundred three billion, two hundred twelve million, one hundred fifty-three thousand, four hundred thirty-two".
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