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292040193 = 397346731
BaseRepresentation
bin10001011010000…
…010111000000001
3202100112011211110
4101122002320001
51044230241233
644551233533
710144205064
oct2132027001
9670464743
10292040193
1113a938135
12819788a9
1348671a63
142ab008db
151a98a663
hex11682e01

292040193 has 4 divisors (see below), whose sum is σ = 389386928. Its totient is φ = 194693460.

The previous prime is 292040159. The next prime is 292040201. The reversal of 292040193 is 391040292.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 292040193 - 29 = 292039681 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 292040193.

It is not an unprimeable number, because it can be changed into a prime (292040143) 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, 48673363 + ... + 48673368.

It is an arithmetic number, because the mean of its divisors is an integer number (97346732).

Almost surely, 2292040193 is an apocalyptic number.

It is an amenable number.

292040193 is a deficient number, since it is larger than the sum of its proper divisors (97346735).

292040193 is an equidigital number, since it uses as much as digits as its factorization.

292040193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97346734.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 292040193 is about 17089.1835088748. The cubic root of 292040193 is about 663.4591820065.

Subtracting 292040193 from its reverse (391040292), we obtain a palindrome (99000099).

The spelling of 292040193 in words is "two hundred ninety-two million, forty thousand, one hundred ninety-three".

Divisors: 1 3 97346731 292040193