Base | Representation |
---|---|
bin | 1010101100111… |
… | …00101110010110 |
3 | 20020220211112020 |
4 | 11112130232112 |
5 | 140440132102 |
6 | 12524034010 |
7 | 2140016514 |
oct | 526345626 |
9 | 206824466 |
10 | 89770902 |
11 | 46745231 |
12 | 26092906 |
13 | 157a18a0 |
14 | bccb4b4 |
15 | 7d33bbc |
hex | 559cb96 |
89770902 has 16 divisors (see below), whose sum is σ = 193352880. Its totient is φ = 27621792.
The previous prime is 89770867. The next prime is 89770927. The reversal of 89770902 is 20907798.
It is a super-3 number, since 3×897709023 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575377 + ... + 575532.
It is an arithmetic number, because the mean of its divisors is an integer number (12084555).
Almost surely, 289770902 is an apocalyptic number.
89770902 is an abundant number, since it is smaller than the sum of its proper divisors (103581978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89770902 is a wasteful number, since it uses less digits than its factorization.
89770902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1150927.
The product of its (nonzero) digits is 63504, while the sum is 42.
The square root of 89770902 is about 9474.7507618934. The cubic root of 89770902 is about 447.7598993784.
The spelling of 89770902 in words is "eighty-nine million, seven hundred seventy thousand, nine hundred two".
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