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196122580 = 22597110099
BaseRepresentation
bin10111011000010…
…01011111010100
3111200001001121021
423230021133110
5400201410310
631243330524
74601004643
oct1354113724
9450031537
10196122580
11a0784885
1255820a44
133182a484
141c09335a
15123405da
hexbb097d4

196122580 has 24 divisors (see below), whose sum is σ = 412322400. Its totient is φ = 78360480.

The previous prime is 196122569. The next prime is 196122581. The reversal of 196122580 is 85221691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196122581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14371 + ... + 24469.

It is an arithmetic number, because the mean of its divisors is an integer number (17180100).

Almost surely, 2196122580 is an apocalyptic number.

196122580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196122580 is an abundant number, since it is smaller than the sum of its proper divisors (216199820).

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

196122580 is a wasteful number, since it uses less digits than its factorization.

196122580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11079 (or 11077 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 196122580 is about 14004.3771728699. The cubic root of 196122580 is about 580.9996435210. Note that the first 3 decimals are identical.

The spelling of 196122580 in words is "one hundred ninety-six million, one hundred twenty-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 971 1942 3884 4855 9710 10099 19420 20198 40396 50495 100990 201980 9806129 19612258 39224516 49030645 98061290 196122580