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153057 = 3163313
BaseRepresentation
bin100101010111100001
321202221210
4211113201
514344212
63140333
71205142
oct452741
9252853
10153057
11a4aa3
12746a9
1354888
143dac9
153053c
hex255e1

153057 has 8 divisors (see below), whose sum is σ = 205984. Its totient is φ = 101088.

The previous prime is 153001. The next prime is 153059. The reversal of 153057 is 750351.

It is a happy number.

153057 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 not a de Polignac number, because 153057 - 26 = 152993 is a prime.

It is a Duffinian number.

153057 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (153059) 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, 333 + ... + 645.

It is an arithmetic number, because the mean of its divisors is an integer number (25748).

2153057 is an apocalyptic number.

It is an amenable number.

153057 is a deficient number, since it is larger than the sum of its proper divisors (52927).

153057 is a wasteful number, since it uses less digits than its factorization.

153057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479.

The product of its (nonzero) digits is 525, while the sum is 21.

The square root of 153057 is about 391.2249992012. The cubic root of 153057 is about 53.4914534926.

The spelling of 153057 in words is "one hundred fifty-three thousand, fifty-seven".

Divisors: 1 3 163 313 489 939 51019 153057