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2197325080 = 23554933127
BaseRepresentation
bin1000001011111000…
…1000010100011000
312200010122200100101
42002332020110120
514000003400310
61002012145144
7105310645366
oct20276102430
95603580311
102197325080
11a28372945
12513a681b4
13290305c72
1416bb82636
15ccd8e43a
hex82f88518

2197325080 has 16 divisors (see below), whose sum is σ = 4943981520. Its totient is φ = 878930016.

The previous prime is 2197325077. The next prime is 2197325083. The reversal of 2197325080 is 805237912.

It is an interprime number because it is at equal distance from previous prime (2197325077) and next prime (2197325083).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2197325083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27466524 + ... + 27466603.

It is an arithmetic number, because the mean of its divisors is an integer number (308998845).

Almost surely, 22197325080 is an apocalyptic number.

2197325080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2197325080 is an abundant number, since it is smaller than the sum of its proper divisors (2746656440).

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

2197325080 is a wasteful number, since it uses less digits than its factorization.

2197325080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54933138 (or 54933134 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2197325080 is about 46875.6341823767. The cubic root of 2197325080 is about 1300.0641151810.

The spelling of 2197325080 in words is "two billion, one hundred ninety-seven million, three hundred twenty-five thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 54933127 109866254 219732508 274665635 439465016 549331270 1098662540 2197325080