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52504299744 = 2531364165633
BaseRepresentation
bin110000111001100000…
…000000100011100000
312000112010002210001020
4300321200000203200
51330012100042434
640041541205440
73536051120121
oct607140004340
9160463083036
1052504299744
11202a3343566
12a213700880
134c498462b0
142781180048
15157466e849
hexc398008e0

52504299744 has 96 divisors (see below), whose sum is σ = 148659434784. Its totient is φ = 16129720320.

The previous prime is 52504299737. The next prime is 52504299779. The reversal of 52504299744 is 44799240525.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 767152 + ... + 832784.

It is an arithmetic number, because the mean of its divisors is an integer number (1548535779).

Almost surely, 252504299744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52504299744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74329717392).

52504299744 is an abundant number, since it is smaller than the sum of its proper divisors (96155135040).

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

52504299744 is a wasteful number, since it uses less digits than its factorization.

52504299744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66300 (or 66292 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 51.

The spelling of 52504299744 in words is "fifty-two billion, five hundred four million, two hundred ninety-nine thousand, seven hundred forty-four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 78 96 104 156 208 312 416 624 641 1248 1282 1923 2564 3846 5128 7692 8333 10256 15384 16666 20512 24999 30768 33332 49998 61536 65633 66664 99996 131266 133328 196899 199992 262532 266656 393798 399984 525064 787596 799968 853229 1050128 1575192 1706458 2100256 2559687 3150384 3412916 5119374 6300768 6825832 10238748 13651664 20477496 27303328 40954992 42070753 81909984 84141506 126212259 168283012 252424518 336566024 504849036 546919789 673132048 1009698072 1093839578 1346264096 1640759367 2019396144 2187679156 3281518734 4038792288 4375358312 6563037468 8750716624 13126074936 17501433248 26252149872 52504299744