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2488222380 = 223575924339
BaseRepresentation
bin1001010001001111…
…0100001010101100
320102102000210102110
42110103310022230
520043441104010
61050523124020
7115442353440
oct22423641254
96372023373
102488222380
11106759a336
12595373610
13308667747
14198666820
15e86a1120
hex944f42ac

2488222380 has 48 divisors (see below), whose sum is σ = 7962312960. Its totient is φ = 568736448.

The previous prime is 2488222367. The next prime is 2488222381. The reversal of 2488222380 is 832228842.

It is a super-2 number, since 2×24882223802 = 12382501224665728800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2488222381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961750 + ... + 2962589.

It is an arithmetic number, because the mean of its divisors is an integer number (165881520).

Almost surely, 22488222380 is an apocalyptic number.

2488222380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2488222380 is an abundant number, since it is smaller than the sum of its proper divisors (5474090580).

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

2488222380 is a wasteful number, since it uses less digits than its factorization.

2488222380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924358 (or 5924356 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 39.

The square root of 2488222380 is about 49882.0847599617. The cubic root of 2488222380 is about 1355.0741606901.

The spelling of 2488222380 in words is "two billion, four hundred eighty-eight million, two hundred twenty-two thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 5924339 11848678 17773017 23697356 29621695 35546034 41470373 59243390 71092068 82940746 88865085 118486780 124411119 165881492 177730170 207351865 248822238 355460340 414703730 497644476 622055595 829407460 1244111190 2488222380