Base | Representation |
---|---|
bin | 100101111000011101… |
… | …110001111010101100 |
3 | 10212222202122121221110 |
4 | 211320131301322230 |
5 | 1131300444400340 |
6 | 30404115032020 |
7 | 2636661260460 |
oct | 457035617254 |
9 | 125882577843 |
10 | 40675778220 |
11 | 16283464240 |
12 | 7a7229b610 |
13 | 3ab3090a2c |
14 | 1d7c23c4a0 |
15 | 10d0ec2680 |
hex | 978771eac |
40675778220 has 288 divisors, whose sum is σ = 143521297920. Its totient is φ = 8362229760.
The previous prime is 40675778203. The next prime is 40675778287. The reversal of 40675778220 is 2287757604.
It is a self number, because there is not a number n which added to its sum of digits gives 40675778220.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 52893996 + ... + 52894764.
It is an arithmetic number, because the mean of its divisors is an integer number (498337840).
Almost surely, 240675778220 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40675778220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71760648960).
40675778220 is an abundant number, since it is smaller than the sum of its proper divisors (102845519700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40675778220 is a wasteful number, since it uses less digits than its factorization.
40675778220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1013 (or 904 counting only the distinct ones).
The product of its (nonzero) digits is 1317120, while the sum is 48.
The spelling of 40675778220 in words is "forty billion, six hundred seventy-five million, seven hundred seventy-eight thousand, two hundred twenty".
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