Base | Representation |
---|---|
bin | 101110110000110000… |
… | …1110110011010101001 |
3 | 100121012110220112110001 |
4 | 1131201201312122221 |
5 | 3121130122331101 |
6 | 114044344023001 |
7 | 10153341156160 |
oct | 1354141663251 |
9 | 317173815401 |
10 | 100420511401 |
11 | 39651840591 |
12 | 17566761a61 |
13 | 9614983162 |
14 | 4c08c443d7 |
15 | 292b100901 |
hex | 17618766a9 |
100420511401 has 16 divisors (see below), whose sum is σ = 116858807296. Its totient is φ = 84513716496.
The previous prime is 100420511383. The next prime is 100420511413. The reversal of 100420511401 is 104115024001.
It is a cyclic number.
It is not a de Polignac number, because 100420511401 - 25 = 100420511369 is a prime.
It is a super-2 number, since 2×1004205114012 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (100420511431) by changing a digit.
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, 204741 + ... + 492706.
It is an arithmetic number, because the mean of its divisors is an integer number (7303675456).
Almost surely, 2100420511401 is an apocalyptic number.
It is an amenable number.
100420511401 is a deficient number, since it is larger than the sum of its proper divisors (16438295895).
100420511401 is an equidigital number, since it uses as much as digits as its factorization.
100420511401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 697828.
The product of its (nonzero) digits is 160, while the sum is 19.
Adding to 100420511401 its reverse (104115024001), we get a palindrome (204535535402).
The spelling of 100420511401 in words is "one hundred billion, four hundred twenty million, five hundred eleven thousand, four hundred one".
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