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2709030 = 235731237
BaseRepresentation
bin1010010101011000100110
312002122002110
422111120212
51143142110
6134021450
732012022
oct12253046
95078073
102709030
111590375
12aa7886
1373b09c
14507382
15387a20
hex295626

2709030 has 32 divisors (see below), whose sum is σ = 6596064. Its totient is φ = 711936.

The previous prime is 2709023. The next prime is 2709061. The reversal of 2709030 is 309072.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 2708988 and 2709006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1572 + ... + 2808.

It is an arithmetic number, because the mean of its divisors is an integer number (206127).

22709030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2709030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3298032).

2709030 is an abundant number, since it is smaller than the sum of its proper divisors (3887034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2709030 is a wasteful number, since it uses less digits than its factorization.

2709030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 2709030 is about 1645.9131204289. The cubic root of 2709030 is about 139.4027276304.

The spelling of 2709030 in words is "two million, seven hundred nine thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 73 146 219 365 438 730 1095 1237 2190 2474 3711 6185 7422 12370 18555 37110 90301 180602 270903 451505 541806 903010 1354515 2709030