Base | Representation |
---|---|
bin | 10100100001001010100000… |
… | …011101011111111000001101 |
3 | 102211111212002121201001111122 |
4 | 110201022200131133320031 |
5 | 43311442411433220034 |
6 | 515531355113330325 |
7 | 25002423131232140 |
oct | 2441124035377015 |
9 | 384455077631448 |
10 | 90239954976269 |
11 | 268316060403aa |
12 | a1551364069a5 |
13 | 3b4778bc56aa7 |
14 | 183d8cc3b2057 |
15 | a6753589262e |
hex | 5212a075fe0d |
90239954976269 has 16 divisors (see below), whose sum is σ = 103812427584000. Its totient is φ = 76839249521664.
The previous prime is 90239954976263. The next prime is 90239954976289. The reversal of 90239954976269 is 96267945993209.
It is not a de Polignac number, because 90239954976269 - 24 = 90239954976253 is a prime.
It is a super-2 number, since 2×902399549762692 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 90239954976193 and 90239954976202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90239954976263) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61968917 + ... + 63408410.
It is an arithmetic number, because the mean of its divisors is an integer number (6488276724000).
Almost surely, 290239954976269 is an apocalyptic number.
It is an amenable number.
90239954976269 is a deficient number, since it is larger than the sum of its proper divisors (13572472607731).
90239954976269 is a wasteful number, since it uses less digits than its factorization.
90239954976269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125378012.
The product of its (nonzero) digits is 3571283520, while the sum is 80.
The spelling of 90239954976269 in words is "ninety trillion, two hundred thirty-nine billion, nine hundred fifty-four million, nine hundred seventy-six thousand, two hundred sixty-nine".
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