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369201380 = 22518460069
BaseRepresentation
bin10110000000011…
…001000011100100
3221201201101002012
4112000121003210
51224003421010
6100345133352
712102105602
oct2600310344
9851641065
10369201380
1117a44a509
12a378a258
135b649c72
1437068872
152262d005
hex160190e4

369201380 has 12 divisors (see below), whose sum is σ = 775322940. Its totient is φ = 147680544.

The previous prime is 369201379. The next prime is 369201383. The reversal of 369201380 is 83102963.

369201380 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44408896 + 324792484 = 6664^2 + 18022^2 .

It is not an unprimeable number, because it can be changed into a prime (369201383) 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, 9230015 + ... + 9230054.

It is an arithmetic number, because the mean of its divisors is an integer number (64610245).

Almost surely, 2369201380 is an apocalyptic number.

It is an amenable number.

369201380 is an abundant number, since it is smaller than the sum of its proper divisors (406121560).

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

369201380 is a wasteful number, since it uses less digits than its factorization.

369201380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18460078 (or 18460076 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 369201380 is about 19214.6137093619. The cubic root of 369201380 is about 717.3885463468.

The spelling of 369201380 in words is "three hundred sixty-nine million, two hundred one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 18460069 36920138 73840276 92300345 184600690 369201380