Base | Representation |
---|---|
bin | 101010010011000111… |
… | …1001100001111000101 |
3 | 22200110111122020220221 |
4 | 1110212033030033011 |
5 | 2442012433022301 |
6 | 105421315024341 |
7 | 6363665545561 |
oct | 1244617141705 |
9 | 280414566827 |
10 | 90835829701 |
11 | 35583504341 |
12 | 1573089b0b1 |
13 | 874803b776 |
14 | 4579d126a1 |
15 | 256992eda1 |
hex | 15263cc3c5 |
90835829701 has 4 divisors (see below), whose sum is σ = 90836548972. Its totient is φ = 90835110432.
The previous prime is 90835829663. The next prime is 90835829779. The reversal of 90835829701 is 10792853809.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 46310609601 + 44525220100 = 215199^2 + 211010^2 .
It is a cyclic number.
It is not a de Polignac number, because 90835829701 - 223 = 90827441093 is a prime.
It is a super-2 number, since 2×908358297012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90835820701) 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, 114510 + ... + 441343.
It is an arithmetic number, because the mean of its divisors is an integer number (22709137243).
Almost surely, 290835829701 is an apocalyptic number.
It is an amenable number.
90835829701 is a deficient number, since it is larger than the sum of its proper divisors (719271).
90835829701 is a wasteful number, since it uses less digits than its factorization.
90835829701 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 719270.
The product of its (nonzero) digits is 1088640, while the sum is 52.
The spelling of 90835829701 in words is "ninety billion, eight hundred thirty-five million, eight hundred twenty-nine thousand, seven hundred one".
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