Base | Representation |
---|---|
bin | 1001110000110… |
… | …1100011110000 |
3 | 2212001110211200 |
4 | 2130031203300 |
5 | 40440400000 |
6 | 4021411200 |
7 | 1005032520 |
oct | 234154360 |
9 | 85043750 |
10 | 40950000 |
11 | 2112a383 |
12 | 11869b00 |
13 | 863a090 |
14 | 561d680 |
15 | 38dd500 |
hex | 270d8f0 |
40950000 has 360 divisors, whose sum is σ = 176301216. Its totient is φ = 8640000.
The previous prime is 40949999. The next prime is 40950023. The reversal of 40950000 is 5904.
It is a tau number, because it is divible by the number of its divisors (360).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3149994 + ... + 3150006.
Almost surely, 240950000 is an apocalyptic number.
40950000 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 40950000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88150608).
40950000 is an abundant number, since it is smaller than the sum of its proper divisors (135351216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40950000 is a wasteful number, since it uses less digits than its factorization.
40950000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59 (or 30 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 18.
The square root of 40950000 is about 6399.2187023105. The cubic root of 40950000 is about 344.6814955868.
Adding to 40950000 its reverse (5904), we get a palindrome (40955904).
The spelling of 40950000 in words is "forty million, nine hundred fifty thousand".
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