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21248801714 = 271517771551
BaseRepresentation
bin10011110010100001…
…101111101110110010
32000211212100222011002
4103302201233232302
5322004143123324
613432255322002
71351364556140
oct236241575662
960755328132
1021248801714
119014438258
124150220302
132008327c6a
1410580ba590
158456e63ae
hex4f286fbb2

21248801714 has 8 divisors (see below), whose sum is σ = 36426517248. Its totient is φ = 9106629300.

The previous prime is 21248801713. The next prime is 21248801719. The reversal of 21248801714 is 41710884212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (21248801713) 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, 758885762 + ... + 758885789.

It is an arithmetic number, because the mean of its divisors is an integer number (4553314656).

Almost surely, 221248801714 is an apocalyptic number.

21248801714 is a deficient number, since it is larger than the sum of its proper divisors (15177715534).

21248801714 is a wasteful number, since it uses less digits than its factorization.

21248801714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517771560.

The product of its (nonzero) digits is 28672, while the sum is 38.

The spelling of 21248801714 in words is "twenty-one billion, two hundred forty-eight million, eight hundred one thousand, seven hundred fourteen".

Divisors: 1 2 7 14 1517771551 3035543102 10624400857 21248801714