Base | Representation |
---|---|
bin | 100111101001101100… |
… | …1100001010101100001 |
3 | 22010210022202002202210 |
4 | 1033103121201111201 |
5 | 2343342132430340 |
6 | 103041242432333 |
7 | 6103060036110 |
oct | 1172331412541 |
9 | 263708662683 |
10 | 85151061345 |
11 | 33126610779 |
12 | 14604b026a9 |
13 | 80503746cc |
14 | 419ad1dc77 |
15 | 2335814180 |
hex | 13d3661561 |
85151061345 has 32 divisors (see below), whose sum is σ = 155826404352. Its totient is φ = 38895797952.
The previous prime is 85151061329. The next prime is 85151061349. The reversal of 85151061345 is 54316015158.
It is a happy number.
It is not a de Polignac number, because 85151061345 - 24 = 85151061329 is a prime.
It is not an unprimeable number, because it can be changed into a prime (85151061349) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 181327 + ... + 450756.
It is an arithmetic number, because the mean of its divisors is an integer number (4869575136).
Almost surely, 285151061345 is an apocalyptic number.
It is an amenable number.
85151061345 is a deficient number, since it is larger than the sum of its proper divisors (70675343007).
85151061345 is a wasteful number, since it uses less digits than its factorization.
85151061345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 633381.
The product of its (nonzero) digits is 72000, while the sum is 39.
The spelling of 85151061345 in words is "eighty-five billion, one hundred fifty-one million, sixty-one thousand, three hundred forty-five".
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