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2371197380 = 225118559869
BaseRepresentation
bin1000110101010101…
…1001100111000100
320010020211022022012
42031111121213010
514324011304010
61031142553352
7112521562616
oct21525314704
96106738265
102371197380
11100752a762
12562138858
132ba342996
14186cc2db6
15dd287005
hex8d5599c4

2371197380 has 12 divisors (see below), whose sum is σ = 4979514540. Its totient is φ = 948478944.

The previous prime is 2371197379. The next prime is 2371197401. The reversal of 2371197380 is 837911732.

It can be written as a sum of positive squares in 2 ways, for example, as 578691136 + 1792506244 = 24056^2 + 42338^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59279915 + ... + 59279954.

It is an arithmetic number, because the mean of its divisors is an integer number (414959545).

Almost surely, 22371197380 is an apocalyptic number.

2371197380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2371197380 is an abundant number, since it is smaller than the sum of its proper divisors (2608317160).

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

2371197380 is a wasteful number, since it uses less digits than its factorization.

2371197380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118559878 (or 118559876 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 2371197380 is about 48694.9420371356. The cubic root of 2371197380 is about 1333.4883796087.

The spelling of 2371197380 in words is "two billion, three hundred seventy-one million, one hundred ninety-seven thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 118559869 237119738 474239476 592799345 1185598690 2371197380