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2423211553 = 7249453297
BaseRepresentation
bin1001000001101111…
…0100011000100001
320020212200220100001
42100123310120201
514430320232203
61040241500001
7114022646500
oct22033643041
96225626301
102423211553
111033926784
12577641601
132c8054ab9
1418db82837
15e2b0d91d
hex906f4621

2423211553 has 6 divisors (see below), whose sum is σ = 2818837986. Its totient is φ = 2077038432.

The previous prime is 2423211541. The next prime is 2423211589. The reversal of 2423211553 is 3551123242.

It can be written as a sum of positive squares in only one way, i.e., 1832867344 + 590344209 = 42812^2 + 24297^2 .

It is not a de Polignac number, because 2423211553 - 25 = 2423211521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2423211053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24726600 + ... + 24726697.

It is an arithmetic number, because the mean of its divisors is an integer number (469806331).

Almost surely, 22423211553 is an apocalyptic number.

It is an amenable number.

2423211553 is a deficient number, since it is larger than the sum of its proper divisors (395626433).

2423211553 is an equidigital number, since it uses as much as digits as its factorization.

2423211553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49453311 (or 49453304 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 2423211553 is about 49226.1267316453. The cubic root of 2423211553 is about 1343.1683313165.

Adding to 2423211553 its reverse (3551123242), we get a palindrome (5974334795).

The spelling of 2423211553 in words is "two billion, four hundred twenty-three million, two hundred eleven thousand, five hundred fifty-three".

Divisors: 1 7 49 49453297 346173079 2423211553