Base | Representation |
---|---|
bin | 1001101001111… |
… | …0011110011000 |
3 | 2211012100200211 |
4 | 2122132132120 |
5 | 40331320000 |
6 | 4003540504 |
7 | 1001126140 |
oct | 232363630 |
9 | 84170624 |
10 | 40495000 |
11 | 20949547 |
12 | 1168a734 |
13 | 850ac50 |
14 | 5541920 |
15 | 384d7ba |
hex | 269e798 |
40495000 has 160 divisors (see below), whose sum is σ = 118087200. Its totient is φ = 12672000.
The previous prime is 40494977. The next prime is 40495043. The reversal of 40495000 is 59404.
40495000 = T1 + T2 + ... + T623.
40495000 is a nontrivial binomial coefficient, being equal to C(625, 3).
It is a congruent number.
It is an unprimeable number.
It is the 623-rd tetrahedral number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 454956 + ... + 455044.
It is an arithmetic number, because the mean of its divisors is an integer number (738045).
Almost surely, 240495000 is an apocalyptic number.
40495000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40495000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59043600).
40495000 is an abundant number, since it is smaller than the sum of its proper divisors (77592200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40495000 is a wasteful number, since it uses less digits than its factorization.
40495000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 135 (or 116 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 40495000 is about 6363.5681814529. The cubic root of 40495000 is about 343.4001399098.
The spelling of 40495000 in words is "forty million, four hundred ninety-five thousand".
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