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4905197 = 111721543
BaseRepresentation
bin10010101101100011101101
3100020012122222
4102231203231
52223431242
6253045125
756456603
oct22554355
910205588
104905197
112850390
1217867a5
1310298ab
14919873
1566d5d2
hex4ad8ed

4905197 has 12 divisors (see below), whose sum is σ = 5688096. Its totient is φ = 4194240.

The previous prime is 4905181. The next prime is 4905209. The reversal of 4905197 is 7915094.

It is not a de Polignac number, because 4905197 - 24 = 4905181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2408 + ... + 3950.

It is an arithmetic number, because the mean of its divisors is an integer number (474008).

Almost surely, 24905197 is an apocalyptic number.

It is an amenable number.

4905197 is a deficient number, since it is larger than the sum of its proper divisors (782899).

4905197 is a wasteful number, since it uses less digits than its factorization.

4905197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588 (or 1571 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 4905197 is about 2214.7679336671. The cubic root of 4905197 is about 169.9099523109.

The spelling of 4905197 in words is "four million, nine hundred five thousand, one hundred ninety-seven".

Divisors: 1 11 17 187 289 1543 3179 16973 26231 288541 445927 4905197