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2200120401 = 31375353091
BaseRepresentation
bin1000001100100011…
…0010110001010001
312200022220200210210
42003020302301101
514001212323101
61002152114333
7105343500123
oct20310626121
95608820723
102200120401
11a29a02026
125149959a9
13290a743bb
1416c2ad213
15cd2427d6
hex83232c51

2200120401 has 8 divisors (see below), whose sum is σ = 2954906784. Its totient is φ = 1456040480.

The previous prime is 2200120357. The next prime is 2200120423. The reversal of 2200120401 is 1040210022.

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 2200120401 - 211 = 2200118353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2200120301) 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, 2676135 + ... + 2676956.

It is an arithmetic number, because the mean of its divisors is an integer number (369363348).

Almost surely, 22200120401 is an apocalyptic number.

It is an amenable number.

2200120401 is a deficient number, since it is larger than the sum of its proper divisors (754786383).

2200120401 is a wasteful number, since it uses less digits than its factorization.

2200120401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5353231.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2200120401 is about 46905.4410596468. The cubic root of 2200120401 is about 1300.6151725566.

Adding to 2200120401 its reverse (1040210022), we get a palindrome (3240330423).

The spelling of 2200120401 in words is "two billion, two hundred million, one hundred twenty thousand, four hundred one".

Divisors: 1 3 137 411 5353091 16059273 733373467 2200120401