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3953257 = 71151341
BaseRepresentation
bin1111000101001001101001
321102211211221
433011021221
52003001012
6220422041
745413350
oct17051151
97384757
103953257
112260160
1213a7921
13a85509
1474c997
15531507
hex3c5269

3953257 has 8 divisors (see below), whose sum is σ = 4928832. Its totient is φ = 3080400.

The previous prime is 3953249. The next prime is 3953267. The reversal of 3953257 is 7523593.

3953257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3953257 - 23 = 3953249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3953267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25594 + ... + 25747.

It is an arithmetic number, because the mean of its divisors is an integer number (616104).

Almost surely, 23953257 is an apocalyptic number.

It is an amenable number.

3953257 is a deficient number, since it is larger than the sum of its proper divisors (975575).

3953257 is a wasteful number, since it uses less digits than its factorization.

3953257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51359.

The product of its digits is 28350, while the sum is 34.

The square root of 3953257 is about 1988.2799098718. The cubic root of 3953257 is about 158.1193484834.

The spelling of 3953257 in words is "three million, nine hundred fifty-three thousand, two hundred fifty-seven".

Divisors: 1 7 11 77 51341 359387 564751 3953257