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255300250505 = 5167305748803
BaseRepresentation
bin1110110111000100010…
…1001010101110001001
3220101222022110110221112
43231301011022232021
513140323331004010
6313141110220105
724305402216066
oct3556105125611
9811868413845
10255300250505
11992aa376973
124158b654635
131b0c81a55b1
14c4dc70dc6d
1569932cda05
hex3b7114ab89

255300250505 has 8 divisors (see below), whose sum is σ = 308194794432. Its totient is φ = 203017204528.

The previous prime is 255300250501. The next prime is 255300250523. The reversal of 255300250505 is 505052003552.

255300250505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 255300250505 - 22 = 255300250501 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (255300250501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152873567 + ... + 152875236.

It is an arithmetic number, because the mean of its divisors is an integer number (38524349304).

Almost surely, 2255300250505 is an apocalyptic number.

It is an amenable number.

255300250505 is a deficient number, since it is larger than the sum of its proper divisors (52894543927).

255300250505 is a wasteful number, since it uses less digits than its factorization.

255300250505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305748975.

The product of its (nonzero) digits is 37500, while the sum is 32.

The spelling of 255300250505 in words is "two hundred fifty-five billion, three hundred million, two hundred fifty thousand, five hundred five".

Divisors: 1 5 167 835 305748803 1528744015 51060050101 255300250505