Base | Representation |
---|---|
bin | 1001101011000… |
… | …1010011001001 |
3 | 2211100021110120 |
4 | 2122301103021 |
5 | 40341301410 |
6 | 4005333453 |
7 | 1001600010 |
oct | 232612311 |
9 | 84307416 |
10 | 40572105 |
11 | 209a1472 |
12 | 11707289 |
13 | 8537082 |
14 | 5561a77 |
15 | 3866570 |
hex | 26b14c9 |
40572105 has 16 divisors (see below), whose sum is σ = 74189184. Its totient is φ = 18547200.
The previous prime is 40572101. The next prime is 40572107. The reversal of 40572105 is 50127504.
It is not a de Polignac number, because 40572105 - 22 = 40572101 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40572101) 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, 193096 + ... + 193305.
It is an arithmetic number, because the mean of its divisors is an integer number (4636824).
Almost surely, 240572105 is an apocalyptic number.
It is an amenable number.
40572105 is a deficient number, since it is larger than the sum of its proper divisors (33617079).
40572105 is a wasteful number, since it uses less digits than its factorization.
40572105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 386416.
The product of its (nonzero) digits is 1400, while the sum is 24.
The square root of 40572105 is about 6369.6236152539. The cubic root of 40572105 is about 343.6179534701.
Adding to 40572105 its reverse (50127504), we get a palindrome (90699609).
The spelling of 40572105 in words is "forty million, five hundred seventy-two thousand, one hundred five".
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