Base | Representation |
---|---|
bin | 11101000110110… |
… | …11110110001001 |
3 | 122000110010102211 |
4 | 32203123312021 |
5 | 1000001420441 |
6 | 40121225121 |
7 | 6023261146 |
oct | 1643336611 |
9 | 560403384 |
10 | 244170121 |
11 | 115911698 |
12 | 699321a1 |
13 | 3b780c80 |
14 | 245dd3cd |
15 | 16681a81 |
hex | e8dbd89 |
244170121 has 16 divisors (see below), whose sum is σ = 277412800. Its totient is φ = 213046848.
The previous prime is 244170097. The next prime is 244170131. The reversal of 244170121 is 121071442.
It is not a de Polignac number, because 244170121 - 211 = 244168073 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 244170092 and 244170101.
It is not an unprimeable number, because it can be changed into a prime (244170131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152095 + ... + 153691.
It is an arithmetic number, because the mean of its divisors is an integer number (17338300).
Almost surely, 2244170121 is an apocalyptic number.
It is an amenable number.
244170121 is a deficient number, since it is larger than the sum of its proper divisors (33242679).
244170121 is a wasteful number, since it uses less digits than its factorization.
244170121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2248.
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 244170121 is about 15625.9438434931. The cubic root of 244170121 is about 625.0251689064.
The spelling of 244170121 in words is "two hundred forty-four million, one hundred seventy thousand, one hundred twenty-one".
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