Base | Representation |
---|---|
bin | 101110110011011111… |
… | …1000010110010011011 |
3 | 100121102212011012020210 |
4 | 1131212333002302123 |
5 | 3121322041102311 |
6 | 114101414022203 |
7 | 10155532221420 |
oct | 1354677026233 |
9 | 317385135223 |
10 | 100512050331 |
11 | 396994830a0 |
12 | 17591347963 |
13 | 962a9236c4 |
14 | 4c17071d47 |
15 | 29341833a6 |
hex | 1766fc2c9b |
100512050331 has 32 divisors (see below), whose sum is σ = 168206400000. Its totient is φ = 51863604480.
The previous prime is 100512050329. The next prime is 100512050357. The reversal of 100512050331 is 133050215001.
It is not a de Polignac number, because 100512050331 - 21 = 100512050329 is a prime.
It is a super-2 number, since 2×1005120503312 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 100512050298 and 100512050307.
It is not an unprimeable number, because it can be changed into a prime (100512050311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1425706 + ... + 1494543.
It is an arithmetic number, because the mean of its divisors is an integer number (5256450000).
Almost surely, 2100512050331 is an apocalyptic number.
100512050331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
100512050331 is a deficient number, since it is larger than the sum of its proper divisors (67694349669).
100512050331 is a wasteful number, since it uses less digits than its factorization.
100512050331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2920419.
The product of its (nonzero) digits is 450, while the sum is 21.
Adding to 100512050331 its reverse (133050215001), we get a palindrome (233562265332).
The spelling of 100512050331 in words is "one hundred billion, five hundred twelve million, fifty thousand, three hundred thirty-one".
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