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193628 = 2248407
BaseRepresentation
bin101111010001011100
3100211121102
4233101130
522144003
64052232
71434341
oct572134
9324542
10193628
11122526
1294078
136a196
14507c8
153c588
hex2f45c

193628 has 6 divisors (see below), whose sum is σ = 338856. Its totient is φ = 96812.

The previous prime is 193619. The next prime is 193649. The reversal of 193628 is 826391.

193628 is nontrivially palindromic in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 193628.

It is a congruent number.

It is an unprimeable number.

193628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24200 + ... + 24207.

It is an arithmetic number, because the mean of its divisors is an integer number (56476).

2193628 is an apocalyptic number.

It is an amenable number.

193628 is a deficient number, since it is larger than the sum of its proper divisors (145228).

193628 is a wasteful number, since it uses less digits than its factorization.

193628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48411 (or 48409 counting only the distinct ones).

The product of its digits is 2592, while the sum is 29.

The square root of 193628 is about 440.0318170315. The cubic root of 193628 is about 57.8525784425.

The spelling of 193628 in words is "one hundred ninety-three thousand, six hundred twenty-eight".

Divisors: 1 2 4 48407 96814 193628