Base | Representation |
---|---|
bin | 10001010010111… |
… | …000001011100001 |
3 | 202012222201120200 |
4 | 101102320023201 |
5 | 1043240131002 |
6 | 44443055413 |
7 | 10122221352 |
oct | 2122701341 |
9 | 665881520 |
10 | 290161377 |
11 | 1398745a0 |
12 | 81211569 |
13 | 4816482c |
14 | 2a771d29 |
15 | 1a718b1c |
hex | 114b82e1 |
290161377 has 24 divisors (see below), whose sum is σ = 467863968. Its totient is φ = 171763200.
The previous prime is 290161367. The next prime is 290161397. The reversal of 290161377 is 773161092.
It is a happy number.
It is not a de Polignac number, because 290161377 - 214 = 290144993 is a prime.
It is a super-2 number, since 2×2901613772 = 168387249405072258, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (290161337) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29824 + ... + 38337.
It is an arithmetic number, because the mean of its divisors is an integer number (19494332).
Almost surely, 2290161377 is an apocalyptic number.
It is an amenable number.
290161377 is a deficient number, since it is larger than the sum of its proper divisors (177702591).
290161377 is a wasteful number, since it uses less digits than its factorization.
290161377 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68221 (or 68218 counting only the distinct ones).
The product of its (nonzero) digits is 15876, while the sum is 36.
The square root of 290161377 is about 17034.1238988097. The cubic root of 290161377 is about 662.0333503642.
The spelling of 290161377 in words is "two hundred ninety million, one hundred sixty-one thousand, three hundred seventy-seven".
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