Base | Representation |
---|---|
bin | 101111100011011100… |
… | …1101001111011100100 |
3 | 100202121000011000221020 |
4 | 1133012321221323210 |
5 | 3133121020004112 |
6 | 114525220451140 |
7 | 10243442210250 |
oct | 1370671517344 |
9 | 322530130836 |
10 | 102121250532 |
11 | 3a344869014 |
12 | 17960249ab0 |
13 | 982612ac82 |
14 | 4d2aa7d260 |
15 | 29ca59d48c |
hex | 17c6e69ee4 |
102121250532 has 24 divisors (see below), whose sum is σ = 272323334976. Its totient is φ = 29177500128.
The previous prime is 102121250531. The next prime is 102121250551. The reversal of 102121250532 is 235052121201.
It is not an unprimeable number, because it can be changed into a prime (102121250531) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607864503 + ... + 607864670.
It is an arithmetic number, because the mean of its divisors is an integer number (11346805624).
Almost surely, 2102121250532 is an apocalyptic number.
102121250532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
102121250532 is an abundant number, since it is smaller than the sum of its proper divisors (170202084444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102121250532 is a wasteful number, since it uses less digits than its factorization.
102121250532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1215729187 (or 1215729185 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 24.
Adding to 102121250532 its reverse (235052121201), we get a palindrome (337173371733).
The spelling of 102121250532 in words is "one hundred two billion, one hundred twenty-one million, two hundred fifty thousand, five hundred thirty-two".
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