Base | Representation |
---|---|
bin | 1000010000101… |
… | …10001111100000 |
3 | 11211101122210000 |
4 | 10020112033200 |
5 | 120220001440 |
6 | 10513140000 |
7 | 1501005264 |
oct | 410261740 |
9 | 154348700 |
10 | 69297120 |
11 | 36130a52 |
12 | 1b25a600 |
13 | 11483919 |
14 | 92bc0a4 |
15 | 613c730 |
hex | 42163e0 |
69297120 has 120 divisors (see below), whose sum is σ = 244606824. Its totient is φ = 18475776.
The previous prime is 69297101. The next prime is 69297133. The reversal of 69297120 is 2179296.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10287 + ... + 15633.
Almost surely, 269297120 is an apocalyptic number.
69297120 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69297120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122303412).
69297120 is an abundant number, since it is smaller than the sum of its proper divisors (175309704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69297120 is a wasteful number, since it uses less digits than its factorization.
69297120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5374 (or 5357 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 36.
The square root of 69297120 is about 8324.4891735169. The cubic root of 69297120 is about 410.7444732731.
The spelling of 69297120 in words is "sixty-nine million, two hundred ninety-seven thousand, one hundred twenty".
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