Base | Representation |
---|---|
bin | 1011001001010… |
… | …10101001010100 |
3 | 20111221012001200 |
4 | 11210222221110 |
5 | 142413413230 |
6 | 13135552500 |
7 | 2213501514 |
oct | 544525124 |
9 | 214835050 |
10 | 93497940 |
11 | 48860428 |
12 | 2738b730 |
13 | 164a8133 |
14 | c5bb844 |
15 | 831d160 |
hex | 592aa54 |
93497940 has 36 divisors (see below), whose sum is σ = 283610964. Its totient is φ = 24932736.
The previous prime is 93497893. The next prime is 93497951. The reversal of 93497940 is 4979439.
It can be written as a sum of positive squares in 2 ways, for example, as 24740676 + 68757264 = 4974^2 + 8292^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 259537 + ... + 259896.
Almost surely, 293497940 is an apocalyptic number.
93497940 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
93497940 is an abundant number, since it is smaller than the sum of its proper divisors (190113024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
93497940 is a wasteful number, since it uses less digits than its factorization.
93497940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 519448 (or 519443 counting only the distinct ones).
The product of its (nonzero) digits is 244944, while the sum is 45.
The square root of 93497940 is about 9669.4332822560. The cubic root of 93497940 is about 453.8726508591.
The spelling of 93497940 in words is "ninety-three million, four hundred ninety-seven thousand, nine hundred forty".
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