Base | Representation |
---|---|
bin | 1000010100111100… |
… | …00101110001011101 |
3 | 102112120021101220101 |
4 | 10022132011301131 |
5 | 33123440034141 |
6 | 2015341021101 |
7 | 215533464121 |
oct | 41236056135 |
9 | 12476241811 |
10 | 4470627421 |
11 | 1994609607 |
12 | a49254791 |
13 | 563291290 |
14 | 305a61581 |
15 | 1b273a531 |
hex | 10a785c5d |
4470627421 has 8 divisors (see below), whose sum is σ = 4842353880. Its totient is φ = 4102876992.
The previous prime is 4470627409. The next prime is 4470627481. The reversal of 4470627421 is 1247260744.
It can be written as a sum of positive squares in 4 ways, for example, as 421850521 + 4048776900 = 20539^2 + 63630^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4470627421 - 211 = 4470625373 is a prime.
It is a super-2 number, since 2×44706274212 = 39973019074794222482, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4470627481) 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, 991666 + ... + 996163.
It is an arithmetic number, because the mean of its divisors is an integer number (605294235).
Almost surely, 24470627421 is an apocalyptic number.
It is an amenable number.
4470627421 is a deficient number, since it is larger than the sum of its proper divisors (371726459).
4470627421 is a wasteful number, since it uses less digits than its factorization.
4470627421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1988015.
The product of its (nonzero) digits is 75264, while the sum is 37.
The square root of 4470627421 is about 66862.7506239461. The cubic root of 4470627421 is about 1647.3637020498.
It can be divided in two parts, 44706 and 27421, that added together give a palindrome (72127).
The spelling of 4470627421 in words is "four billion, four hundred seventy million, six hundred twenty-seven thousand, four hundred twenty-one".
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