Base | Representation |
---|---|
bin | 101110101000001000… |
… | …1100001110011111110 |
3 | 100120110022011211221102 |
4 | 1131100101201303332 |
5 | 3120032020120110 |
6 | 113555523133102 |
7 | 10143224425046 |
oct | 1352021416376 |
9 | 316408154842 |
10 | 100131020030 |
11 | 39513394418 |
12 | 174a5814192 |
13 | 95999c45a2 |
14 | 4bbc608726 |
15 | 29109ba5a5 |
hex | 1750461cfe |
100131020030 has 32 divisors (see below), whose sum is σ = 188116245504. Its totient is φ = 38302022176.
The previous prime is 100131019981. The next prime is 100131020107. The reversal of 100131020030 is 30020131001.
It is a super-2 number, since 2×1001310200302 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 100131019993 and 100131020020.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977717 + ... + 1075263.
It is an arithmetic number, because the mean of its divisors is an integer number (5878632672).
Almost surely, 2100131020030 is an apocalyptic number.
100131020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100131020030 is a deficient number, since it is larger than the sum of its proper divisors (87985225474).
100131020030 is a wasteful number, since it uses less digits than its factorization.
100131020030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 102040.
The product of its (nonzero) digits is 18, while the sum is 11.
Adding to 100131020030 its reverse (30020131001), we get a palindrome (130151151031).
The spelling of 100131020030 in words is "one hundred billion, one hundred thirty-one million, twenty thousand, thirty".
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