Base | Representation |
---|---|
bin | 1000001110111… |
… | …11010010110011 |
3 | 11210222020001010 |
4 | 10013133102303 |
5 | 120140301201 |
6 | 10504242003 |
7 | 1466050146 |
oct | 407372263 |
9 | 153866033 |
10 | 69072051 |
11 | 35a97944 |
12 | 1b170303 |
13 | 11405349 |
14 | 926005d |
15 | 60e5bd6 |
hex | 41df4b3 |
69072051 has 8 divisors (see below), whose sum is σ = 93045904. Its totient is φ = 45573120.
The previous prime is 69072023. The next prime is 69072053. The reversal of 69072051 is 15027096.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69072051 - 214 = 69055667 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (69072053) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118390 + ... + 118971.
It is an arithmetic number, because the mean of its divisors is an integer number (11630738).
Almost surely, 269072051 is an apocalyptic number.
69072051 is a deficient number, since it is larger than the sum of its proper divisors (23973853).
69072051 is a wasteful number, since it uses less digits than its factorization.
69072051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237461.
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 69072051 is about 8310.9596918767. The cubic root of 69072051 is about 410.2993075226.
The spelling of 69072051 in words is "sixty-nine million, seventy-two thousand, fifty-one".
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