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3600120001 = 29220692
BaseRepresentation
bin1101011010010101…
…0111100011000001
3100021220021001012211
43112211113203001
524333112320001
61353123022121
7155133341452
oct32645274301
910256231184
103600120001
1115881a0495
1284580a941
13454b2292a
142621c1129
151610d7351
hexd69578c1

3600120001 has 9 divisors (see below), whose sum is σ = 3730345801. Its totient is φ = 3474297904.

The previous prime is 3600119977. The next prime is 3600120023. The reversal of 3600120001 is 1000210063.

The square root of 3600120001 is 60001.

It is a perfect power (a square), and thus also a powerful number.

3600120001 is digitally balanced in base 2, 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 4 ways, for example, as 432681601 + 3167438400 = 20801^2 + 56280^2 .

It is not a de Polignac number, because 3600120001 - 25 = 3600119969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3600120061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1738995 + ... + 1741063.

Almost surely, 23600120001 is an apocalyptic number.

3600120001 is the 60001-st square number.

3600120001 is the 30001-st centered octagonal number.

It is an amenable number.

3600120001 is a deficient number, since it is larger than the sum of its proper divisors (130225800).

3600120001 is an frugal number, since it uses more digits than its factorization.

3600120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4196 (or 2098 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The cubic root of 3600120001 is about 1532.6358938383.

Multiplying 3600120001 by its product of nonzero digits (36), we get a square (129604320036 = 3600062).

Adding to 3600120001 its reverse (1000210063), we get a palindrome (4600330064).

The spelling of 3600120001 in words is "three billion, six hundred million, one hundred twenty thousand, one".