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8076901812 = 2237234439437
BaseRepresentation
bin1111000010110101…
…11011110110110100
3202211220010010100120
413201122323312310
5113020141324222
63413244011540
7404103350460
oct74132736664
922756103316
108076901812
113475222971
121694b30bb0
139b945a255
145689a54a0
1532413b15c
hex1e16bbdb4

8076901812 has 96 divisors (see below), whose sum is σ = 22527977472. Its totient is φ = 2202135936.

The previous prime is 8076901753. The next prime is 8076901817. The reversal of 8076901812 is 2181096708.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8076901817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 851158 + ... + 860594.

It is an arithmetic number, because the mean of its divisors is an integer number (234666432).

Almost surely, 28076901812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8076901812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11263988736).

8076901812 is an abundant number, since it is smaller than the sum of its proper divisors (14451075660).

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

8076901812 is a wasteful number, since it uses less digits than its factorization.

8076901812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917 (or 9915 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 42.

The square root of 8076901812 is about 89871.5851201035. The cubic root of 8076901812 is about 2006.3880589614.

The spelling of 8076901812 in words is "eight billion, seventy-six million, nine hundred one thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 276 322 443 483 644 886 966 1329 1772 1932 2658 3101 5316 6202 9303 9437 10189 12404 18606 18874 20378 28311 30567 37212 37748 40756 56622 61134 66059 71323 113244 122268 132118 142646 198177 213969 217051 264236 285292 396354 427938 434102 651153 792708 855876 868204 1302306 1519357 2604612 3038714 4180591 4558071 6077428 8361182 9116142 12541773 16722364 18232284 25083546 29264137 50167092 58528274 87792411 96153593 117056548 175584822 192307186 288460779 351169644 384614372 576921558 673075151 1153843116 1346150302 2019225453 2692300604 4038450906 8076901812