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2479090 = 251731433
BaseRepresentation
bin1001011101001111110010
311122221200011
421131033302
51113312330
6125045134
730033445
oct11351762
94587604
102479090
111443639
129b67aa
1368a523
1448765c
1533e82a
hex25d3f2

2479090 has 16 divisors (see below), whose sum is σ = 4491288. Its totient is φ = 985216.

The previous prime is 2479069. The next prime is 2479117. The reversal of 2479090 is 909742.

It can be written as a sum of positive squares in 4 ways, for example, as 2474329 + 4761 = 1573^2 + 69^2 .

It is a super-2 number, since 2×24790902 = 12291774456200, which contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1014 + ... + 2446.

22479090 is an apocalyptic number.

2479090 is a deficient number, since it is larger than the sum of its proper divisors (2012198).

2479090 is a wasteful number, since it uses less digits than its factorization.

2479090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 2479090 is about 1574.5126230043. The cubic root of 2479090 is about 135.3414311337.

The spelling of 2479090 in words is "two million, four hundred seventy-nine thousand, ninety".

Divisors: 1 2 5 10 173 346 865 1433 1730 2866 7165 14330 247909 495818 1239545 2479090