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225720079747 is a prime number
BaseRepresentation
bin1101001000110111110…
…1110001010110000011
3210120121211011010000121
43102031331301112003
512144233320022442
6251405552401111
722210361010151
oct3221575612603
9716554133017
10225720079747
1187800111858
12378b5246197
1318392aa5586
14acd3d4c3d1
155d11483967
hex348df71583

225720079747 has 2 divisors, whose sum is σ = 225720079748. Its totient is φ = 225720079746.

The previous prime is 225720079727. The next prime is 225720079757. The reversal of 225720079747 is 747970027522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225720079747 - 27 = 225720079619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225720079694 and 225720079703.

It is not a weakly prime, because it can be changed into another prime (225720079727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112860039873 + 112860039874.

It is an arithmetic number, because the mean of its divisors is an integer number (112860039874).

Almost surely, 2225720079747 is an apocalyptic number.

225720079747 is a deficient number, since it is larger than the sum of its proper divisors (1).

225720079747 is an equidigital number, since it uses as much as digits as its factorization.

225720079747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3457440, while the sum is 52.

The spelling of 225720079747 in words is "two hundred twenty-five billion, seven hundred twenty million, seventy-nine thousand, seven hundred forty-seven".