Base | Representation |
---|---|
bin | 1011101010111… |
… | …01101101000100 |
3 | 20211012220110001 |
4 | 11311131231010 |
5 | 200030321010 |
6 | 13414211044 |
7 | 2266101523 |
oct | 565355504 |
9 | 224186401 |
10 | 97901380 |
11 | 50298835 |
12 | 28953a84 |
13 | 1738a515 |
14 | d0064ba |
15 | 88dcc3a |
hex | 5d5db44 |
97901380 has 12 divisors (see below), whose sum is σ = 205592940. Its totient is φ = 39160544.
The previous prime is 97901359. The next prime is 97901381. The reversal of 97901380 is 8310979.
It can be written as a sum of positive squares in 2 ways, for example, as 25583364 + 72318016 = 5058^2 + 8504^2 .
It is not an unprimeable number, because it can be changed into a prime (97901381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2447515 + ... + 2447554.
It is an arithmetic number, because the mean of its divisors is an integer number (17132745).
Almost surely, 297901380 is an apocalyptic number.
It is an amenable number.
97901380 is an abundant number, since it is smaller than the sum of its proper divisors (107691560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97901380 is a wasteful number, since it uses less digits than its factorization.
97901380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4895078 (or 4895076 counting only the distinct ones).
The product of its (nonzero) digits is 13608, while the sum is 37.
The square root of 97901380 is about 9894.5126206398. The cubic root of 97901380 is about 460.8889238209. Note that the first 3 decimals are identical.
The spelling of 97901380 in words is "ninety-seven million, nine hundred one thousand, three hundred eighty".
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