Base | Representation |
---|---|
bin | 1010001011011… |
… | …1100111100100 |
3 | 2222100010201111 |
4 | 2202313213210 |
5 | 41412221030 |
6 | 4123034404 |
7 | 1025621425 |
oct | 242674744 |
9 | 88303644 |
10 | 42695140 |
11 | 22111544 |
12 | 1236ba04 |
13 | 8acb4c7 |
14 | 595564c |
15 | 3b3562a |
hex | 28b79e4 |
42695140 has 48 divisors (see below), whose sum is σ = 92098944. Its totient is φ = 16620800.
The previous prime is 42695137. The next prime is 42695141. The reversal of 42695140 is 4159624.
It is not an unprimeable number, because it can be changed into a prime (42695141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151800 + ... + 152080.
It is an arithmetic number, because the mean of its divisors is an integer number (1918728).
Almost surely, 242695140 is an apocalyptic number.
It is an amenable number.
42695140 is an abundant number, since it is smaller than the sum of its proper divisors (49403804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42695140 is a wasteful number, since it uses less digits than its factorization.
42695140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 468 (or 466 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 42695140 is about 6534.1518194789. The cubic root of 42695140 is about 349.5098990717.
It can be divided in two parts, 4269 and 5140, that added together give a square (9409 = 972).
The spelling of 42695140 in words is "forty-two million, six hundred ninety-five thousand, one hundred forty".
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