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5212845654 = 23868807609
BaseRepresentation
bin1001101101011010…
…11011011001010110
3111110021212222220120
410312231123121112
541133442030104
62221133212410
7243115312512
oct46655333126
914407788816
105212845654
112235574105
121015931106
13650c92a73
14376469142
1520799bcd9
hex136b5b656

5212845654 has 8 divisors (see below), whose sum is σ = 10425691320. Its totient is φ = 1737615216.

The previous prime is 5212845637. The next prime is 5212845661. The reversal of 5212845654 is 4565482125.

It is a sphenic number, since it is the product of 3 distinct primes.

5212845654 is an admirable number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 434403799 + ... + 434403810.

It is an arithmetic number, because the mean of its divisors is an integer number (1303211415).

Almost surely, 25212845654 is an apocalyptic number.

5212845654 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5212845654 is a wasteful number, since it uses less digits than its factorization.

5212845654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868807614.

The product of its digits is 384000, while the sum is 42.

The square root of 5212845654 is about 72200.0391551140. The cubic root of 5212845654 is about 1733.9036283276.

The spelling of 5212845654 in words is "five billion, two hundred twelve million, eight hundred forty-five thousand, six hundred fifty-four".

Divisors: 1 2 3 6 868807609 1737615218 2606422827 5212845654