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BaseRepresentation
bin1101001000111000110…
…1110001010110000011
3210120122010001012112012
43102032031301112003
512144240403232201
6251410222323135
722210441446353
oct3221615612603
9716563035465
10225724274051
1187802517021
12378b67294ab
1318393913703
14acd4720b63
155d11a115bb
hex348e371583

225724274051 has 4 divisors (see below), whose sum is σ = 229983222672. Its totient is φ = 221465325432.

The previous prime is 225724273997. The next prime is 225724274071. The reversal of 225724274051 is 150472427522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225724274051 - 222 = 225720079747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225724274071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129474231 + ... + 2129474336.

It is an arithmetic number, because the mean of its divisors is an integer number (57495805668).

Almost surely, 2225724274051 is an apocalyptic number.

225724274051 is a deficient number, since it is larger than the sum of its proper divisors (4258948621).

225724274051 is an equidigital number, since it uses as much as digits as its factorization.

225724274051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4258948620.

The product of its (nonzero) digits is 313600, while the sum is 41.

The spelling of 225724274051 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-four thousand, fifty-one".

Divisors: 1 53 4258948567 225724274051