Base | Representation |
---|---|
bin | 111100000100110… |
… | …1010101001011000 |
3 | 12012111002020121102 |
4 | 1320021222221120 |
5 | 13112021044041 |
6 | 532005330532 |
7 | 100645005425 |
oct | 17011525130 |
9 | 5174066542 |
10 | 2015799896 |
11 | 944959330 |
12 | 483106a48 |
13 | 261819b06 |
14 | 151a0cd4c |
15 | bbe8409b |
hex | 7826aa58 |
2015799896 has 64 divisors (see below), whose sum is σ = 4170216960. Its totient is φ = 905904000.
The previous prime is 2015799847. The next prime is 2015799901. The reversal of 2015799896 is 6989975102.
It is a super-3 number, since 3×20157998963 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4316255 + ... + 4316721.
It is an arithmetic number, because the mean of its divisors is an integer number (65159640).
Almost surely, 22015799896 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 2015799896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2085108480).
2015799896 is an abundant number, since it is smaller than the sum of its proper divisors (2154417064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2015799896 is a wasteful number, since it uses less digits than its factorization.
2015799896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 936 (or 932 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 56.
The square root of 2015799896 is about 44897.6602508416. The cubic root of 2015799896 is about 1263.2301215603.
The spelling of 2015799896 in words is "two billion, fifteen million, seven hundred ninety-nine thousand, eight hundred ninety-six".
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