Base | Representation |
---|---|
bin | 1000000001011111… |
… | …1001001010011001 |
3 | 12120002122200121000 |
4 | 2000113321022121 |
5 | 13402324401342 |
6 | 553414135213 |
7 | 104241356025 |
oct | 20027711231 |
9 | 5502580530 |
10 | 2153747097 |
11 | a05809087 |
12 | 501351509 |
13 | 284288988 |
14 | 16607b385 |
15 | c913244c |
hex | 805f9299 |
2153747097 has 32 divisors (see below), whose sum is σ = 3356962560. Its totient is φ = 1362925440.
The previous prime is 2153747077. The next prime is 2153747107. The reversal of 2153747097 is 7907473512.
2153747097 is a `hidden beast` number, since 21 + 537 + 4 + 7 + 0 + 97 = 666.
It is not a de Polignac number, because 2153747097 - 210 = 2153746073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2153747047) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14668 + ... + 67250.
It is an arithmetic number, because the mean of its divisors is an integer number (104905080).
Almost surely, 22153747097 is an apocalyptic number.
2153747097 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
It is an amenable number.
2153747097 is a deficient number, since it is larger than the sum of its proper divisors (1203215463).
2153747097 is a wasteful number, since it uses less digits than its factorization.
2153747097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52670 (or 52664 counting only the distinct ones).
The product of its (nonzero) digits is 370440, while the sum is 45.
The square root of 2153747097 is about 46408.4808736507. The cubic root of 2153747097 is about 1291.4122499973.
The spelling of 2153747097 in words is "two billion, one hundred fifty-three million, seven hundred forty-seven thousand, ninety-seven".
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