Base | Representation |
---|---|
bin | 101110110000110000… |
… | …1000101100101101100 |
3 | 100121012110112101002202 |
4 | 1131201201011211230 |
5 | 3121130044431104 |
6 | 114044335441032 |
7 | 10153336364120 |
oct | 1354141054554 |
9 | 317173471082 |
10 | 100420311404 |
11 | 396517142a6 |
12 | 17566686178 |
13 | 961491310a |
14 | 4c08bd1580 |
15 | 292b0b151e |
hex | 176184596c |
100420311404 has 48 divisors (see below), whose sum is σ = 207522287616. Its totient is φ = 41608209600.
The previous prime is 100420311403. The next prime is 100420311461. The reversal of 100420311404 is 404113024001.
It is not an unprimeable number, because it can be changed into a prime (100420311403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 838802 + ... + 951014.
It is an arithmetic number, because the mean of its divisors is an integer number (4323380992).
Almost surely, 2100420311404 is an apocalyptic number.
100420311404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100420311404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103761143808).
100420311404 is an abundant number, since it is smaller than the sum of its proper divisors (107101976212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100420311404 is a wasteful number, since it uses less digits than its factorization.
100420311404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113286 (or 113284 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 100420311404 its reverse (404113024001), we get a palindrome (504533335405).
The spelling of 100420311404 in words is "one hundred billion, four hundred twenty million, three hundred eleven thousand, four hundred four".
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