Base | Representation |
---|---|
bin | 11011000100100… |
… | …000000010100001 |
3 | 1011122120221202122 |
4 | 123010200002201 |
5 | 1412231232031 |
6 | 113022154025 |
7 | 14153223110 |
oct | 3304400241 |
9 | 1148527678 |
10 | 454164641 |
11 | 213400687 |
12 | 108122915 |
13 | 73127498 |
14 | 44463c77 |
15 | 29d1247b |
hex | 1b1200a1 |
454164641 has 4 divisors (see below), whose sum is σ = 519045312. Its totient is φ = 389283972.
The previous prime is 454164637. The next prime is 454164649. The reversal of 454164641 is 146461454.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 454164641 - 22 = 454164637 is a prime.
It is a super-2 number, since 2×4541646412 = 412531042269317762, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (454164649) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32440325 + ... + 32440338.
It is an arithmetic number, because the mean of its divisors is an integer number (129761328).
Almost surely, 2454164641 is an apocalyptic number.
It is an amenable number.
454164641 is a deficient number, since it is larger than the sum of its proper divisors (64880671).
454164641 is an equidigital number, since it uses as much as digits as its factorization.
454164641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64880670.
The product of its digits is 46080, while the sum is 35.
The square root of 454164641 is about 21311.1388949535. The cubic root of 454164641 is about 768.6661796287. Note that the first 3 decimals are identical.
The spelling of 454164641 in words is "four hundred fifty-four million, one hundred sixty-four thousand, six hundred forty-one".
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