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192423097 = 613154477
BaseRepresentation
bin10110111100000…
…10010010111001
3111102002002212101
423132002102321
5343230014342
631032143401
74524366166
oct1336022271
9442062771
10192423097
1199688359
1254537b61
1330b33629
141b7ad06d
1511d5e3b7
hexb7824b9

192423097 has 4 divisors (see below), whose sum is σ = 195577636. Its totient is φ = 189268560.

The previous prime is 192423043. The next prime is 192423103. The reversal of 192423097 is 790324291.

192423097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 790324291 = 5233151027.

It can be written as a sum of positive squares in 2 ways, for example, as 93141801 + 99281296 = 9651^2 + 9964^2 .

It is a cyclic number.

It is not a de Polignac number, because 192423097 - 27 = 192422969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192420097) 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, 1577178 + ... + 1577299.

It is an arithmetic number, because the mean of its divisors is an integer number (48894409).

Almost surely, 2192423097 is an apocalyptic number.

It is an amenable number.

192423097 is a deficient number, since it is larger than the sum of its proper divisors (3154539).

192423097 is an equidigital number, since it uses as much as digits as its factorization.

192423097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3154538.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 192423097 is about 13871.6652569185. The cubic root of 192423097 is about 577.3232751977.

The spelling of 192423097 in words is "one hundred ninety-two million, four hundred twenty-three thousand, ninety-seven".

Divisors: 1 61 3154477 192423097