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3672091001 = 171229175757
BaseRepresentation
bin1101101011011111…
…1010100101111001
3100110220200112212102
43122313322211321
530010023403001
61404213353145
7156666154445
oct33267724571
910426615772
103672091001
111614888357
128659387b5
13466a01617
1426b997825
151675a1e6b
hexdadfa979

3672091001 has 8 divisors (see below), whose sum is σ = 3891282120. Its totient is φ = 3453253888.

The previous prime is 3672090973. The next prime is 3672091009. The reversal of 3672091001 is 1001902763.

3672091001 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 4 ways, for example, as 3274128400 + 397962601 = 57220^2 + 19949^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3672091001 - 218 = 3671828857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3672091009) 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, 66986 + ... + 108771.

It is an arithmetic number, because the mean of its divisors is an integer number (486410265).

Almost surely, 23672091001 is an apocalyptic number.

It is an amenable number.

3672091001 is a deficient number, since it is larger than the sum of its proper divisors (219191119).

3672091001 is a wasteful number, since it uses less digits than its factorization.

3672091001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177003.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 3672091001 is about 60597.7804956584. The cubic root of 3672091001 is about 1542.7816987993.

Adding to 3672091001 its reverse (1001902763), we get a palindrome (4673993764).

It can be divided in two parts, 36720 and 91001, that added together give a palindrome (127721).

The spelling of 3672091001 in words is "three billion, six hundred seventy-two million, ninety-one thousand, one".

Divisors: 1 17 1229 20893 175757 2987869 216005353 3672091001