Search a number
-
+
8112980295 = 3257171515029
BaseRepresentation
bin1111000111001001…
…00100000101000111
3202221102000002201200
413203210210011013
5113103410332140
63421013153543
7405022123530
oct74344440507
922842002650
108112980295
1134936251a2
1216a502b8b3
139c3a7cb74
1456d6b7687
153273b6030
hex1e3924147

8112980295 has 48 divisors (see below), whose sum is σ = 17016816960. Its totient is φ = 3490624512.

The previous prime is 8112980207. The next prime is 8112980311. The reversal of 8112980295 is 5920892118.

It is not a de Polignac number, because 8112980295 - 222 = 8108785991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8112980295.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 752160 + ... + 762869.

It is an arithmetic number, because the mean of its divisors is an integer number (354517020).

Almost surely, 28112980295 is an apocalyptic number.

8112980295 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

8112980295 is an abundant number, since it is smaller than the sum of its proper divisors (8903836665).

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

8112980295 is a wasteful number, since it uses less digits than its factorization.

8112980295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1515064 (or 1515061 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 45.

The square root of 8112980295 is about 90072.0838828546. The cubic root of 8112980295 is about 2009.3710477377.

The spelling of 8112980295 in words is "eight billion, one hundred twelve million, nine hundred eighty thousand, two hundred ninety-five".

Divisors: 1 3 5 7 9 15 17 21 35 45 51 63 85 105 119 153 255 315 357 595 765 1071 1785 5355 1515029 4545087 7575145 10605203 13635261 22725435 25755493 31815609 53026015 68176305 77266479 95446827 128777465 159078045 180288451 231799437 386332395 477234135 540865353 901442255 1158997185 1622596059 2704326765 8112980295