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8525164332 = 22314929316273
BaseRepresentation
bin1111111000010001…
…11010111100101100
3211000010121012221010
413330020322330230
5114424420224312
63525535505220
7421155462336
oct77410727454
924003535833
108525164332
113685262163
12179b088210
13a5b299149
145ac330456
1534d68493c
hex1fc23af2c

8525164332 has 48 divisors (see below), whose sum is σ = 20095135200. Its totient is φ = 2812843008.

The previous prime is 8525164313. The next prime is 8525164379. The reversal of 8525164332 is 2334615258.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 515748 + ... + 532020.

It is an arithmetic number, because the mean of its divisors is an integer number (418648650).

Almost surely, 28525164332 is an apocalyptic number.

It is an amenable number.

8525164332 is an abundant number, since it is smaller than the sum of its proper divisors (11569970868).

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

8525164332 is a wasteful number, since it uses less digits than its factorization.

8525164332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16722 (or 16720 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The square root of 8525164332 is about 92331.8164664814. The cubic root of 8525164332 is about 2042.8395299861.

The spelling of 8525164332 in words is "eight billion, five hundred twenty-five million, one hundred sixty-four thousand, three hundred thirty-two".

Divisors: 1 2 3 4 6 12 149 293 298 447 586 596 879 894 1172 1758 1788 3516 16273 32546 43657 48819 65092 87314 97638 130971 174628 195276 261942 523884 2424677 4767989 4849354 7274031 9535978 9698708 14303967 14548062 19071956 28607934 29096124 57215868 710430361 1420860722 2131291083 2841721444 4262582166 8525164332