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193674342 = 23193167249
BaseRepresentation
bin10111000101100…
…11110001100110
3111111102200020210
423202303301212
5344040034332
631115040250
74541130141
oct1342636146
9444380223
10193674342
119a362444
1254a40086
1331181004
141ba17058
1512009ecc
hexb8b3c66

193674342 has 16 divisors (see below), whose sum is σ = 389358000. Its totient is φ = 64223232.

The previous prime is 193674331. The next prime is 193674343. The reversal of 193674342 is 243476391.

It is a self number, because there is not a number n which added to its sum of digits gives 193674342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193674343) 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, 82467 + ... + 84782.

It is an arithmetic number, because the mean of its divisors is an integer number (24334875).

Almost surely, 2193674342 is an apocalyptic number.

193674342 is an abundant number, since it is smaller than the sum of its proper divisors (195683658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

193674342 is a wasteful number, since it uses less digits than its factorization.

193674342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167447.

The product of its digits is 108864, while the sum is 39.

The square root of 193674342 is about 13916.6929261229. The cubic root of 193674342 is about 578.5719346088.

The spelling of 193674342 in words is "one hundred ninety-three million, six hundred seventy-four thousand, three hundred forty-two".

Divisors: 1 2 3 6 193 386 579 1158 167249 334498 501747 1003494 32279057 64558114 96837171 193674342