Base | Representation |
---|---|
bin | 1100000101110… |
… | …01100000001011 |
3 | 21001211211100200 |
4 | 12002321200023 |
5 | 201431014430 |
6 | 14021503243 |
7 | 2341040133 |
oct | 602714013 |
9 | 231754320 |
10 | 101423115 |
11 | 52283762 |
12 | 29b71b23 |
13 | 180214a1 |
14 | d681ac3 |
15 | 8d86460 |
hex | 60b980b |
101423115 has 12 divisors (see below), whose sum is σ = 175800144. Its totient is φ = 54092304.
The previous prime is 101423087. The next prime is 101423117. The reversal of 101423115 is 511324101.
It is not a de Polignac number, because 101423115 - 27 = 101422987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (101423117) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1126879 + ... + 1126968.
It is an arithmetic number, because the mean of its divisors is an integer number (14650012).
Almost surely, 2101423115 is an apocalyptic number.
101423115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
101423115 is a deficient number, since it is larger than the sum of its proper divisors (74377029).
101423115 is a wasteful number, since it uses less digits than its factorization.
101423115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2253858 (or 2253855 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 101423115 is about 10070.9043784558. The cubic root of 101423115 is about 466.3503584996.
Adding to 101423115 its reverse (511324101), we get a palindrome (612747216).
The spelling of 101423115 in words is "one hundred one million, four hundred twenty-three thousand, one hundred fifteen".
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