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2920008 = 2337213191
BaseRepresentation
bin1011001000111001001000
312111100111110
423020321020
51221420013
6142330320
733551100
oct13107110
95440443
102920008
111714933
12b899a0
137b3120
14560200
153ca2c3
hex2c8e48

2920008 has 96 divisors (see below), whose sum is σ = 9192960. Its totient is φ = 766080.

The previous prime is 2919989. The next prime is 2920013. The reversal of 2920008 is 8000292.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 7.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15193 + ... + 15383.

It is an arithmetic number, because the mean of its divisors is an integer number (95760).

22920008 is an apocalyptic number.

2920008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2920008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4596480).

2920008 is an abundant number, since it is smaller than the sum of its proper divisors (6272952).

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

2920008 is a wasteful number, since it uses less digits than its factorization.

2920008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 2920008 is about 1708.8030898848. The cubic root of 2920008 is about 142.9315205071.

The spelling of 2920008 in words is "two million, nine hundred twenty thousand, eight".

Divisors: 1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 49 52 56 78 84 91 98 104 147 156 168 182 191 196 273 294 312 364 382 392 546 573 588 637 728 764 1092 1146 1176 1274 1337 1528 1911 2184 2292 2483 2548 2674 3822 4011 4584 4966 5096 5348 7449 7644 8022 9359 9932 10696 14898 15288 16044 17381 18718 19864 28077 29796 32088 34762 37436 52143 56154 59592 69524 74872 104286 112308 121667 139048 208572 224616 243334 365001 417144 486668 730002 973336 1460004 2920008