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55038549325 = 5217319743067
BaseRepresentation
bin110011010000100011…
…011001110101001101
312021001201201222220211
4303100203121311031
51400204332034300
641141231042421
73655622643634
oct632043316515
9167051658824
1055038549325
112138390a801
12a800370411
1352618a7a66
14294198851b
151671db34ba
hexcd08d9d4d

55038549325 has 48 divisors (see below), whose sum is σ = 75364176384. Its totient is φ = 39689625600.

The previous prime is 55038549317. The next prime is 55038549331. The reversal of 55038549325 is 52394583055.

55038549325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55038549325 - 23 = 55038549317 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1256442 + ... + 1299508.

It is an arithmetic number, because the mean of its divisors is an integer number (1570087008).

Almost surely, 255038549325 is an apocalyptic number.

It is an amenable number.

55038549325 is a deficient number, since it is larger than the sum of its proper divisors (20325627059).

55038549325 is a wasteful number, since it uses less digits than its factorization.

55038549325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43222 (or 43217 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 55038549325 in words is "fifty-five billion, thirty-eight million, five hundred forty-nine thousand, three hundred twenty-five".

Divisors: 1 5 17 25 31 85 97 155 425 485 527 775 1649 2425 2635 3007 8245 13175 15035 41225 43067 51119 75175 215335 255595 732139 1076675 1277975 1335077 3660695 4177499 6675385 18303475 20887495 22696309 33376925 71017483 104437475 113481545 129502469 355087415 567407725 647512345 1775437075 2201541973 3237561725 11007709865 55038549325