Base | Representation |
---|---|
bin | 1001011011101100101… |
… | …0000100110010110100 |
3 | 120111021210202111101001 |
4 | 2112323022010302310 |
5 | 10123341231123140 |
6 | 202240234413044 |
7 | 14464562215033 |
oct | 2267312046264 |
9 | 514253674331 |
10 | 162053770420 |
11 | 627aa146293 |
12 | 274a7591184 |
13 | 123878bc5a9 |
14 | 7bb45a871a |
15 | 4336e21e9a |
hex | 25bb284cb4 |
162053770420 has 24 divisors (see below), whose sum is σ = 340321207464. Its totient is φ = 64819929216.
The previous prime is 162053770339. The next prime is 162053770429. The reversal of 162053770420 is 24077350261.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 92237334436 + 69816435984 = 303706^2 + 264228^2 .
It is a super-3 number, since 3×1620537704203 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 162053770420.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162053770429) 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, 1095174 + ... + 1234306.
It is an arithmetic number, because the mean of its divisors is an integer number (14180050311).
Almost surely, 2162053770420 is an apocalyptic number.
162053770420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
162053770420 is an abundant number, since it is smaller than the sum of its proper divisors (178267437044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162053770420 is a wasteful number, since it uses less digits than its factorization.
162053770420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197379 (or 197377 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 37.
The spelling of 162053770420 in words is "one hundred sixty-two billion, fifty-three million, seven hundred seventy thousand, four hundred twenty".
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