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2479393 = 74153163
BaseRepresentation
bin1001011101010100100001
311122222002101
421131110201
51113320033
6125050401
730034360
oct11352441
94588071
102479393
111443894
129b6a01
1368a6c7
144877d7
1533e97d
hex25d521

2479393 has 16 divisors (see below), whose sum is σ = 2975616. Its totient is φ = 2021760.

The previous prime is 2479387. The next prime is 2479409. The reversal of 2479393 is 3939742.

It is a cyclic number.

It is not a de Polignac number, because 2479393 - 25 = 2479361 is a prime.

It is a super-2 number, since 2×24793932 = 12294779296898, which contains 22 as substring.

It is a d-powerful number, because it can be written as 221 + 49 + 76 + 9 + 35 + 9 + 37 .

It is not an unprimeable number, because it can be changed into a prime (2479493) 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, 15130 + ... + 15292.

It is an arithmetic number, because the mean of its divisors is an integer number (185976).

22479393 is an apocalyptic number.

It is an amenable number.

2479393 is a deficient number, since it is larger than the sum of its proper divisors (496223).

2479393 is a wasteful number, since it uses less digits than its factorization.

2479393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264.

The product of its digits is 40824, while the sum is 37.

The square root of 2479393 is about 1574.6088403156. The cubic root of 2479393 is about 135.3469448212.

The spelling of 2479393 in words is "two million, four hundred seventy-nine thousand, three hundred ninety-three".

Divisors: 1 7 41 53 163 287 371 1141 2173 6683 8639 15211 46781 60473 354199 2479393