Base | Representation |
---|---|
bin | 11000001000111… |
… | …01001111000111 |
3 | 112010000210210211 |
4 | 30010131033013 |
5 | 403314314134 |
6 | 32032100251 |
7 | 5006115124 |
oct | 1404351707 |
9 | 463023724 |
10 | 202494919 |
11 | a4337480 |
12 | 57994687 |
13 | 32c4baa3 |
14 | 1cc7174b |
15 | 12b9d764 |
hex | c11d3c7 |
202494919 has 8 divisors (see below), whose sum is σ = 223930512. Its totient is φ = 181563840.
The previous prime is 202494893. The next prime is 202494923. The reversal of 202494919 is 919494202.
202494919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 202494919 - 213 = 202486727 is a prime.
It is a super-2 number, since 2×2024949192 = 82008384441633122, which 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 (202494949) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125284 + ... + 126889.
It is an arithmetic number, because the mean of its divisors is an integer number (27991314).
Almost surely, 2202494919 is an apocalyptic number.
202494919 is a deficient number, since it is larger than the sum of its proper divisors (21435593).
202494919 is a wasteful number, since it uses less digits than its factorization.
202494919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252257.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 202494919 is about 14230.0709414957. The cubic root of 202494919 is about 587.2252346670.
The spelling of 202494919 in words is "two hundred two million, four hundred ninety-four thousand, nine hundred nineteen".
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