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1197220096 = 2819475237
BaseRepresentation
bin100011101011100…
…0010000100000000
310002102210002020001
41013113002010000
54422442020341
6314444325344
741445126412
oct10727020400
93072702201
101197220096
115648881a6
12294b43854
13161060077
14b50089b2
157018bd31
hex475c2100

1197220096 has 72 divisors (see below), whose sum is σ = 2569553280. Its totient is φ = 554932224.

The previous prime is 1197220091. The next prime is 1197220117. The reversal of 1197220096 is 6900227911.

It is not an unprimeable number, because it can be changed into a prime (1197220091) 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, 225990 + ... + 231226.

It is an arithmetic number, because the mean of its divisors is an integer number (35688240).

Almost surely, 21197220096 is an apocalyptic number.

1197220096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1197220096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1284776640).

1197220096 is an abundant number, since it is smaller than the sum of its proper divisors (1372333184).

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

1197220096 is an equidigital number, since it uses as much as digits as its factorization.

1197220096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5319 (or 5305 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 1197220096 is about 34600.8684284080. The cubic root of 1197220096 is about 1061.8373544933.

The spelling of 1197220096 in words is "one billion, one hundred ninety-seven million, two hundred twenty thousand, ninety-six".

Divisors: 1 2 4 8 16 19 32 38 47 64 76 94 128 152 188 256 304 376 608 752 893 1216 1504 1786 2432 3008 3572 4864 5237 6016 7144 10474 12032 14288 20948 28576 41896 57152 83792 99503 114304 167584 199006 228608 246139 335168 398012 492278 670336 796024 984556 1340672 1592048 1969112 3184096 3938224 4676641 6368192 7876448 9353282 12736384 15752896 18706564 25472768 31505792 37413128 63011584 74826256 149652512 299305024 598610048 1197220096