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52122809484 = 22322371518803
BaseRepresentation
bin110000100010110000…
…101111010010001100
311222112112021001210100
4300202300233102030
51323221414400414
635540032411100
73523436366454
oct604260572214
9158475231710
1052122809484
1120117a70259
12a1279a6a90
134bb87b5a05
142746636d64
151550e15609
hexc22c2f48c

52122809484 has 72 divisors (see below), whose sum is σ = 137518198272. Its totient is φ = 16614655200.

The previous prime is 52122809483. The next prime is 52122809503. The reversal of 52122809484 is 48490822125.

52122809484 is a `hidden beast` number, since 521 + 2 + 2 + 80 + 9 + 48 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (52122809483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5916627 + ... + 5925429.

It is an arithmetic number, because the mean of its divisors is an integer number (1909974976).

Almost surely, 252122809484 is an apocalyptic number.

It is an amenable number.

52122809484 is an abundant number, since it is smaller than the sum of its proper divisors (85395388788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52122809484 is a wasteful number, since it uses less digits than its factorization.

52122809484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15987 (or 15982 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 52122809484 in words is "fifty-two billion, one hundred twenty-two million, eight hundred nine thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 18 23 36 46 69 92 138 207 276 414 828 7151 8803 14302 17606 21453 26409 28604 35212 42906 52818 64359 79227 85812 105636 128718 158454 164473 202469 257436 316908 328946 404938 493419 607407 657892 809876 986838 1214814 1480257 1822221 1973676 2429628 2960514 3644442 5921028 7288884 62950253 125900506 188850759 251801012 377701518 566552277 755403036 1133104554 1447855819 2266209108 2895711638 4343567457 5791423276 8687134914 13030702371 17374269828 26061404742 52122809484