Base | Representation |
---|---|
bin | 1100001110110000001… |
… | …01111011000101001101 |
3 | 1111011201001112122112002 |
4 | 12013120011323011031 |
5 | 23341121214242320 |
6 | 521015422522045 |
7 | 42234604523240 |
oct | 6073005730515 |
9 | 1434631478462 |
10 | 420237259085 |
11 | 152248a82706 |
12 | 69540736325 |
13 | 30822217367 |
14 | 164a7ba9257 |
15 | ade83cd675 |
hex | 61d817b14d |
420237259085 has 32 divisors (see below), whose sum is σ = 584541660672. Its totient is φ = 284055932160.
The previous prime is 420237259051. The next prime is 420237259093. The reversal of 420237259085 is 580952732024.
It is not a de Polignac number, because 420237259085 - 26 = 420237259021 is a prime.
It is a super-3 number, since 3×4202372590853 (a number of 36 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20657579 + ... + 20677911.
It is an arithmetic number, because the mean of its divisors is an integer number (18266926896).
Almost surely, 2420237259085 is an apocalyptic number.
It is an amenable number.
420237259085 is a deficient number, since it is larger than the sum of its proper divisors (164304401587).
420237259085 is a wasteful number, since it uses less digits than its factorization.
420237259085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28733.
The product of its (nonzero) digits is 1209600, while the sum is 47.
The spelling of 420237259085 in words is "four hundred twenty billion, two hundred thirty-seven million, two hundred fifty-nine thousand, eighty-five".
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