Base | Representation |
---|---|
bin | 101111111010001101011011… |
… | …0000001101101100100000111 |
3 | 2001021010001001021010200010201 |
4 | 1133310122312001231210013 |
5 | 420213442302143113030 |
6 | 4052140045543231331 |
7 | 154523230365136321 |
oct | 13764326601554407 |
9 | 2037101037120121 |
10 | 421416655051015 |
11 | 112304888515298 |
12 | 3b321455148547 |
13 | 1511b55cb23910 |
14 | 760c96403a611 |
15 | 33ac0333ae2ca |
hex | 17f46b606d907 |
421416655051015 has 32 divisors (see below), whose sum is σ = 549425008814976. Its totient is φ = 308442890649600.
The previous prime is 421416655051013. The next prime is 421416655051033. The reversal of 421416655051015 is 510150556614124.
It is not a de Polignac number, because 421416655051015 - 21 = 421416655051013 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (421416655051013) 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, 928820215 + ... + 929273815.
It is an arithmetic number, because the mean of its divisors is an integer number (17169531525468).
Almost surely, 2421416655051015 is an apocalyptic number.
421416655051015 is a deficient number, since it is larger than the sum of its proper divisors (128008353763961).
421416655051015 is a wasteful number, since it uses less digits than its factorization.
421416655051015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 580219.
The product of its (nonzero) digits is 720000, while the sum is 46.
The spelling of 421416655051015 in words is "four hundred twenty-one trillion, four hundred sixteen billion, six hundred fifty-five million, fifty-one thousand, fifteen".
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