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55302717425 = 52172361163569
BaseRepresentation
bin110011100000010011…
…000111111111110001
312021202010211010102112
4303200103013333301
51401224443424200
641223345055105
73665311225214
oct634023077761
9167663733375
1055302717425
11214a9a4014a
12a874927495
1352a453b247
142968ab177b
15168a195535
hexce04c7ff1

55302717425 has 96 divisors (see below), whose sum is σ = 77616817920. Its totient is φ = 38867558400.

The previous prime is 55302717419. The next prime is 55302717439. The reversal of 55302717425 is 52471720355.

It is not a de Polignac number, because 55302717425 - 24 = 55302717409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 97192541 + ... + 97193109.

It is an arithmetic number, because the mean of its divisors is an integer number (808508520).

Almost surely, 255302717425 is an apocalyptic number.

It is an amenable number.

55302717425 is a deficient number, since it is larger than the sum of its proper divisors (22314100495).

55302717425 is a wasteful number, since it uses less digits than its factorization.

55302717425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843 (or 838 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 41.

The spelling of 55302717425 in words is "fifty-five billion, three hundred two million, seven hundred seventeen thousand, four hundred twenty-five".

Divisors: 1 5 17 23 25 61 85 115 163 305 391 425 569 575 815 1037 1403 1525 1955 2771 2845 3749 4075 5185 7015 9673 9775 9943 13087 13855 14225 18745 23851 25925 34709 35075 48365 49715 63733 65435 69275 92747 93725 119255 169031 173545 222479 228689 241825 248575 318665 327175 463735 590053 596275 798307 845155 867725 1112395 1143445 1576699 1593325 2133181 2318675 2950265 3887713 3991535 4225775 5561975 5657567 5717225 7883495 10665905 13571219 14751325 19438565 19957675 28287835 36264077 39417475 53329525 67856095 96178639 97192825 130124041 141439175 181320385 339280475 480893195 650620205 906601925 2212108697 2404465975 3253101025 11060543485 55302717425