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272288025149 = 781239478813
BaseRepresentation
bin1111110110010110100…
…0011000101000111101
3222000211012221211211012
43331211220120220331
513430121213301044
6325030513205005
725446360011630
oct3754550305075
9860735854735
10272288025149
11a5527545448
1244930860765
131c8a47a825a
14d270929c17
15713988d59e
hex3f65a18a3d

272288025149 has 8 divisors (see below), whose sum is σ = 311190794880. Its totient is φ = 233386375536.

The previous prime is 272288025109. The next prime is 272288025151. The reversal of 272288025149 is 941520882272.

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 272288025149 - 216 = 272287959613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 272288025097 and 272288025106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272288025109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329267 + ... + 808079.

It is an arithmetic number, because the mean of its divisors is an integer number (38898849360).

Almost surely, 2272288025149 is an apocalyptic number.

It is an amenable number.

272288025149 is a deficient number, since it is larger than the sum of its proper divisors (38902769731).

272288025149 is an equidigital number, since it uses as much as digits as its factorization.

272288025149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560059.

The product of its (nonzero) digits is 1290240, while the sum is 50.

The spelling of 272288025149 in words is "two hundred seventy-two billion, two hundred eighty-eight million, twenty-five thousand, one hundred forty-nine".

Divisors: 1 7 81239 478813 568673 3351691 38898289307 272288025149