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8880942 = 2371931359
BaseRepresentation
bin100001111000…
…001100101110
3121201012100210
4201320030232
54233142232
6514203250
7135325650
oct41701456
917635323
108880942
115016424
122b83526
131abc3c5
1412726d0
15ba65cc
hex87832e

8880942 has 64 divisors (see below), whose sum is σ = 22118400. Its totient is φ = 2319840.

The previous prime is 8880913. The next prime is 8880959. The reversal of 8880942 is 2490888.

It is a happy number.

It is a super-2 number, since 2×88809422 = 157742261614728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8880942.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24559 + ... + 24917.

It is an arithmetic number, because the mean of its divisors is an integer number (345600).

Almost surely, 28880942 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8880942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11059200).

8880942 is an abundant number, since it is smaller than the sum of its proper divisors (13237458).

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

8880942 is a wasteful number, since it uses less digits than its factorization.

8880942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 8880942 is about 2980.0909382098. The cubic root of 8880942 is about 207.0870832457.

The spelling of 8880942 in words is "eight million, eight hundred eighty thousand, nine hundred forty-two".

Divisors: 1 2 3 6 7 14 19 21 31 38 42 57 62 93 114 133 186 217 266 359 399 434 589 651 718 798 1077 1178 1302 1767 2154 2513 3534 4123 5026 6821 7539 8246 11129 12369 13642 15078 20463 22258 24738 33387 40926 47747 66774 77903 95494 143241 155806 211451 233709 286482 422902 467418 634353 1268706 1480157 2960314 4440471 8880942