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248505966061 is a prime number
BaseRepresentation
bin1110011101110000011…
…1000001110111101101
3212202102210211001211221
43213130013001313231
513032420011403221
6310055001143341
723645131600453
oct3473407016755
9782383731757
10248505966061
1196433159461
12401b418ab51
131a5846a8342
14c0562229d3
1566e6a9c541
hex39dc1c1ded

248505966061 has 2 divisors, whose sum is σ = 248505966062. Its totient is φ = 248505966060.

The previous prime is 248505966031. The next prime is 248505966109. The reversal of 248505966061 is 160669505842.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235851066025 + 12654900036 = 485645^2 + 112494^2 .

It is a cyclic number.

It is not a de Polignac number, because 248505966061 - 27 = 248505965933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (248505966031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124252983030 + 124252983031.

It is an arithmetic number, because the mean of its divisors is an integer number (124252983031).

Almost surely, 2248505966061 is an apocalyptic number.

It is an amenable number.

248505966061 is a deficient number, since it is larger than the sum of its proper divisors (1).

248505966061 is an equidigital number, since it uses as much as digits as its factorization.

248505966061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 248505966061 in words is "two hundred forty-eight billion, five hundred five million, nine hundred sixty-six thousand, sixty-one".