Base | Representation |
---|---|
bin | 100101011111001000… |
… | …100000001111001101 |
3 | 10211220010220222210101 |
4 | 211133020200033031 |
5 | 1124413144123011 |
6 | 30254013411101 |
7 | 2623310621533 |
oct | 453710401715 |
9 | 124803828711 |
10 | 40250770381 |
11 | 16085568598 |
12 | 7973a99a91 |
13 | 3a460047c3 |
14 | 1d3ba08153 |
15 | 10a8a1e2c1 |
hex | 95f2203cd |
40250770381 has 16 divisors (see below), whose sum is σ = 42672960000. Its totient is φ = 37859630256.
The previous prime is 40250770321. The next prime is 40250770459. The reversal of 40250770381 is 18307705204.
It is a cyclic number.
It is not a de Polignac number, because 40250770381 - 29 = 40250769869 is a prime.
It is a super-2 number, since 2×402507703812 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 40250770381.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40250770321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2232280 + ... + 2250238.
It is an arithmetic number, because the mean of its divisors is an integer number (2667060000).
Almost surely, 240250770381 is an apocalyptic number.
It is an amenable number.
40250770381 is a deficient number, since it is larger than the sum of its proper divisors (2422189619).
40250770381 is a wasteful number, since it uses less digits than its factorization.
40250770381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18816.
The product of its (nonzero) digits is 47040, while the sum is 37.
The spelling of 40250770381 in words is "forty billion, two hundred fifty million, seven hundred seventy thousand, three hundred eighty-one".
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