Base | Representation |
---|---|
bin | 1000010000001… |
… | …10010101111110 |
3 | 11211021100110002 |
4 | 10020012111332 |
5 | 120210410443 |
6 | 10511514302 |
7 | 1500314363 |
oct | 410062576 |
9 | 154240402 |
10 | 69231998 |
11 | 36097030 |
12 | 1b228992 |
13 | 114600a4 |
14 | 92a246a |
15 | 61282b8 |
hex | 420657e |
69231998 has 8 divisors (see below), whose sum is σ = 113288760. Its totient is φ = 31469080.
The previous prime is 69231983. The next prime is 69232003. The reversal of 69231998 is 89913296.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1573433 + ... + 1573476.
It is an arithmetic number, because the mean of its divisors is an integer number (14161095).
Almost surely, 269231998 is an apocalyptic number.
69231998 is a deficient number, since it is larger than the sum of its proper divisors (44056762).
69231998 is a wasteful number, since it uses less digits than its factorization.
69231998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3146922.
The product of its digits is 209952, while the sum is 47.
The square root of 69231998 is about 8320.5767828919. The cubic root of 69231998 is about 410.6157671790.
The spelling of 69231998 in words is "sixty-nine million, two hundred thirty-one thousand, nine hundred ninety-eight".
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