Search a number
-
+
8055423272 = 2313738271283
BaseRepresentation
bin1111000000010010…
…00000000100101000
3202210101200220100002
413200021000010220
5112444142021042
63411155402132
7403422653021
oct74011000450
922711626302
108055423272
113464092806
1216898b3348
139b4b79b60
14565bb3c48
153222e7132
hex1e0240128

8055423272 has 64 divisors (see below), whose sum is σ = 16521382080. Its totient is φ = 3659668992.

The previous prime is 8055423269. The next prime is 8055423287. The reversal of 8055423272 is 2723245508.

It is a super-4 number, since 4×80554232724 (a number of 41 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6277943 + ... + 6279225.

It is an arithmetic number, because the mean of its divisors is an integer number (258146595).

Almost surely, 28055423272 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 8055423272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8260691040).

8055423272 is an abundant number, since it is smaller than the sum of its proper divisors (8465958808).

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

8055423272 is a wasteful number, since it uses less digits than its factorization.

8055423272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 8055423272 is about 89752.0098493621. The cubic root of 8055423272 is about 2004.6079811015.

The spelling of 8055423272 in words is "eight billion, fifty-five million, four hundred twenty-three thousand, two hundred seventy-two".

Divisors: 1 2 4 8 13 26 52 73 104 146 292 584 827 949 1283 1654 1898 2566 3308 3796 5132 6616 7592 10264 10751 16679 21502 33358 43004 60371 66716 86008 93659 120742 133432 187318 241484 374636 482968 749272 784823 1061041 1217567 1569646 2122082 2435134 3139292 4244164 4870268 6278584 8488328 9740536 13793533 27587066 55174132 77455993 110348264 154911986 309823972 619647944 1006927909 2013855818 4027711636 8055423272