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2231124001 = 19891319411
BaseRepresentation
bin1000010011111100…
…0100000000100001
312202111020211202021
42010333010000201
514032131432001
61005220421441
7106201145461
oct20477040041
95674224667
102231124001
11a45458537
12523247881
1329730b122
1417245dba1
15d0d18ba1
hex84fc4021

2231124001 has 8 divisors (see below), whose sum is σ = 2374941600. Its totient is φ = 2089945440.

The previous prime is 2231123977. The next prime is 2231124023. The reversal of 2231124001 is 1004211322.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2231124001 is a prime.

It is a super-3 number, since 3×22311240013 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2231124061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 658015 + ... + 661396.

It is an arithmetic number, because the mean of its divisors is an integer number (296867700).

Almost surely, 22231124001 is an apocalyptic number.

It is an amenable number.

2231124001 is a deficient number, since it is larger than the sum of its proper divisors (143817599).

2231124001 is a wasteful number, since it uses less digits than its factorization.

2231124001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319519.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2231124001 is about 47234.7753355512. The cubic root of 2231124001 is about 1306.6960231832.

Adding to 2231124001 its reverse (1004211322), we get a palindrome (3235335323).

The spelling of 2231124001 in words is "two billion, two hundred thirty-one million, one hundred twenty-four thousand, one".

Divisors: 1 19 89 1691 1319411 25068809 117427579 2231124001