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53316402984 = 23331318987323
BaseRepresentation
bin110001101001111001…
…111011111100101000
312002121201012220021000
4301221321323330220
51333142444343414
640254311315000
73565141643055
oct615171737450
9162551186230
1053316402984
112067a7a0769
12a3bb67ba60
135048b76160
14281ad7a02c
1515c0ad7b09
hexc69e7bf28

53316402984 has 64 divisors (see below), whose sum is σ = 159493521600. Its totient is φ = 16405046208.

The previous prime is 53316402967. The next prime is 53316402989. The reversal of 53316402984 is 48920461335.

53316402984 is a `hidden beast` number, since 5 + 3 + 316 + 40 + 298 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (53316402989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9490854 + ... + 9496469.

It is an arithmetic number, because the mean of its divisors is an integer number (2492086275).

Almost surely, 253316402984 is an apocalyptic number.

53316402984 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

53316402984 is an abundant number, since it is smaller than the sum of its proper divisors (106177118616).

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

53316402984 is a wasteful number, since it uses less digits than its factorization.

53316402984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18987351 (or 18987341 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 53316402984 in words is "fifty-three billion, three hundred sixteen million, four hundred two thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 104 108 117 156 216 234 312 351 468 702 936 1404 2808 18987323 37974646 56961969 75949292 113923938 151898584 170885907 227847876 246835199 341771814 455695752 493670398 512657721 683543628 740505597 987340796 1025315442 1367087256 1481011194 1974681592 2050630884 2221516791 2962022388 4101261768 4443033582 5924044776 6664550373 8886067164 13329100746 17772134328 26658201492 53316402984