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8920124085288 = 2331328590141299
BaseRepresentation
bin1000000111001110000011…
…0100111101010000101000
31011120202101210011221100210
42001303200310331100220
52132121403231212123
630545503132301120
71610312663461323
oct201634064752050
934522353157323
108920124085288
11292a004554179
1210009436117a0
134c9219682430
1422ba4460b7ba
1510707606de93
hex81ce0d3d428

8920124085288 has 32 divisors (see below), whose sum is σ = 24015718692000. Its totient is φ = 2744653564608.

The previous prime is 8920124085227. The next prime is 8920124085293. The reversal of 8920124085288 is 8825804210298.

It is a happy number.

It is a super-2 number, since 2×89201240852882 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14295070338 + ... + 14295070961.

It is an arithmetic number, because the mean of its divisors is an integer number (750491209125).

Almost surely, 28920124085288 is an apocalyptic number.

It is an amenable number.

8920124085288 is an abundant number, since it is smaller than the sum of its proper divisors (15095594606712).

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

8920124085288 is a wasteful number, since it uses less digits than its factorization.

8920124085288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28590141321 (or 28590141317 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 57.

The spelling of 8920124085288 in words is "eight trillion, nine hundred twenty billion, one hundred twenty-four million, eighty-five thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 28590141299 57180282598 85770423897 114360565196 171540847794 228721130392 343081695588 371671836887 686163391176 743343673774 1115015510661 1486687347548 2230031021322 2973374695096 4460062042644 8920124085288