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52088453320 = 2353277939727
BaseRepresentation
bin110000100000101101…
…101011100011001000
311222110010121120222211
4300200231223203020
51323134121001240
635532404154504
73522541355641
oct604055534310
9158403546884
1052088453320
11200aa634a32
12a118398a34
134bb1647017
142741c526c8
15154cdcabea
hexc20b6b8c8

52088453320 has 32 divisors (see below), whose sum is σ = 117205545600. Its totient is φ = 20834221248.

The previous prime is 52088453293. The next prime is 52088453323. The reversal of 52088453320 is 2335488025.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (52088453323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1291297 + ... + 1331023.

It is an arithmetic number, because the mean of its divisors is an integer number (3662673300).

Almost surely, 252088453320 is an apocalyptic number.

It is an amenable number.

52088453320 is an abundant number, since it is smaller than the sum of its proper divisors (65117092280).

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

52088453320 is a wasteful number, since it uses less digits than its factorization.

52088453320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72517 (or 72513 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 52088453320 in words is "fifty-two billion, eighty-eight million, four hundred fifty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 32779 39727 65558 79454 131116 158908 163895 198635 262232 317816 327790 397270 655580 794540 1311160 1589080 1302211333 2604422666 5208845332 6511056665 10417690664 13022113330 26044226660 52088453320