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5264321720 = 235718801149
BaseRepresentation
bin1001110011100011…
…10010110010111000
3111120212202020210112
410321301302302320
541240131243340
62230212403452
7244311665510
oct47161626270
914525666715
105264321720
112261632909
12102b016588
1365b846c88
1437d228840
1520c269065
hex139c72cb8

5264321720 has 32 divisors (see below), whose sum is σ = 13536828000. Its totient is φ = 1804910208.

The previous prime is 5264321717. The next prime is 5264321723. The reversal of 5264321720 is 271234625.

It is an interprime number because it is at equal distance from previous prime (5264321717) and next prime (5264321723).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5264321723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9400295 + ... + 9400854.

It is an arithmetic number, because the mean of its divisors is an integer number (423025875).

Almost surely, 25264321720 is an apocalyptic number.

It is an amenable number.

5264321720 is an abundant number, since it is smaller than the sum of its proper divisors (8272506280).

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

5264321720 is a wasteful number, since it uses less digits than its factorization.

5264321720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18801167 (or 18801163 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 5264321720 is about 72555.6456797126. The cubic root of 5264321720 is about 1739.5922900824.

The spelling of 5264321720 in words is "five billion, two hundred sixty-four million, three hundred twenty-one thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 18801149 37602298 75204596 94005745 131608043 150409192 188011490 263216086 376022980 526432172 658040215 752045960 1052864344 1316080430 2632160860 5264321720