Base | Representation |
---|---|
bin | 1010001110101… |
… | …1010111010111 |
3 | 2222201220110200 |
4 | 2203223113113 |
5 | 41441011340 |
6 | 4131351543 |
7 | 1030463400 |
oct | 243532727 |
9 | 88656420 |
10 | 42907095 |
11 | 22246810 |
12 | 124525b3 |
13 | 8b73b1a |
14 | 59ac9a7 |
15 | 3b78330 |
hex | 28eb5d7 |
42907095 has 144 divisors (see below), whose sum is σ = 99234720. Its totient is φ = 16934400.
The previous prime is 42907093. The next prime is 42907097. The reversal of 42907095 is 59070924.
42907095 = 1962 + 1972 + ... + 5142.
It is an interprime number because it is at equal distance from previous prime (42907093) and next prime (42907097).
It is not a de Polignac number, because 42907095 - 21 = 42907093 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42907093) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 703365 + ... + 703425.
It is an arithmetic number, because the mean of its divisors is an integer number (689130).
Almost surely, 242907095 is an apocalyptic number.
42907095 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
42907095 is an abundant number, since it is smaller than the sum of its proper divisors (56327625).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42907095 is a wasteful number, since it uses less digits than its factorization.
42907095 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126 (or 116 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 42907095 is about 6550.3507539673. The cubic root of 42907095 is about 350.0873115506.
The spelling of 42907095 in words is "forty-two million, nine hundred seven thousand, ninety-five".
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