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8880275040 = 25357131711959
BaseRepresentation
bin10000100010100111…
…00011111001100000
3211220212210201020120
420101103203321200
5121141322300130
64025103040240
7433030043460
oct102123437140
924825721216
108880275040
11384775808a
121879ba0080
13ab6a21620
1460356bba0
1536e92c910
hex2114e3e60

8880275040 has 384 divisors, whose sum is σ = 36456376320. Its totient is φ = 1763278848.

The previous prime is 8880275039. The next prime is 8880275071. The reversal of 8880275040 is 405720888.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 8880274983 and 8880275001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 736581 + ... + 748539.

It is an arithmetic number, because the mean of its divisors is an integer number (94938480).

Almost surely, 28880275040 is an apocalyptic number.

8880275040 is a gapful number since it is divisible by the number (80) 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 8880275040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18228188160).

8880275040 is an abundant number, since it is smaller than the sum of its proper divisors (27576101280).

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

8880275040 is a wasteful number, since it uses less digits than its factorization.

8880275040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12014 (or 12006 counting only the distinct ones).

The product of its (nonzero) digits is 143360, while the sum is 42.

The square root of 8880275040 is about 94235.2112535437. The cubic root of 8880275040 is about 2070.8189902622.

The spelling of 8880275040 in words is "eight billion, eight hundred eighty million, two hundred seventy-five thousand, forty".