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2405253 = 359107127
BaseRepresentation
bin1001001011001110000101
311112012101110
421023032011
51103432003
6123315233
726305254
oct11131605
94465343
102405253
1113a3114
1297bb19
13662a36
1446879b
15327a03
hex24b385

2405253 has 16 divisors (see below), whose sum is σ = 3317760. Its totient is φ = 1549296.

The previous prime is 2405251. The next prime is 2405261. The reversal of 2405253 is 3525042.

It is not a de Polignac number, because 2405253 - 21 = 2405251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2405251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18876 + ... + 19002.

It is an arithmetic number, because the mean of its divisors is an integer number (207360).

22405253 is an apocalyptic number.

It is an amenable number.

2405253 is a deficient number, since it is larger than the sum of its proper divisors (912507).

2405253 is a wasteful number, since it uses less digits than its factorization.

2405253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2405253 is about 1550.8878102558. The cubic root of 2405253 is about 133.9842002609.

The spelling of 2405253 in words is "two million, four hundred five thousand, two hundred fifty-three".

Divisors: 1 3 59 107 127 177 321 381 6313 7493 13589 18939 22479 40767 801751 2405253