Base | Representation |
---|---|
bin | 100101111011110010… |
… | …100100100011011101 |
3 | 10220010122121122101010 |
4 | 211323302210203131 |
5 | 1131404234411112 |
6 | 30413430405433 |
7 | 2641236356151 |
oct | 457362444335 |
9 | 126118548333 |
10 | 40731560157 |
11 | 163019a4012 |
12 | 7a88b00879 |
13 | 3ac17c1ab2 |
14 | 1d857dd061 |
15 | 10d5d4063c |
hex | 97bca48dd |
40731560157 has 8 divisors (see below), whose sum is σ = 54313302400. Its totient is φ = 27152095680.
The previous prime is 40731560147. The next prime is 40731560161. The reversal of 40731560157 is 75106513704.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40731560157 - 24 = 40731560141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40731560117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527269 + ... + 599562.
It is an arithmetic number, because the mean of its divisors is an integer number (6789162800).
Almost surely, 240731560157 is an apocalyptic number.
It is an amenable number.
40731560157 is a deficient number, since it is larger than the sum of its proper divisors (13581742243).
40731560157 is a wasteful number, since it uses less digits than its factorization.
40731560157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1138883.
The product of its (nonzero) digits is 88200, while the sum is 39.
The spelling of 40731560157 in words is "forty billion, seven hundred thirty-one million, five hundred sixty thousand, one hundred fifty-seven".
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