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5248143108 = 22321329386689
BaseRepresentation
bin1001110001101000…
…00100111100000100
3111112202022021220200
410320310010330010
541222011034413
62224433530500
7244024323525
oct47064047404
914482267820
105248143108
11225349265a
121025713a30
136583a1030
1437b01684c
1520ab20573
hex138d04f04

5248143108 has 72 divisors (see below), whose sum is σ = 14779291800. Its totient is φ = 1559126016.

The previous prime is 5248143073. The next prime is 5248143149. The reversal of 5248143108 is 8013418425.

5248143108 is a `hidden beast` number, since 524 + 81 + 43 + 10 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1008570564 + 4239572544 = 31758^2 + 65112^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 179773 + ... + 206916.

Almost surely, 25248143108 is an apocalyptic number.

5248143108 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

5248143108 is an abundant number, since it is smaller than the sum of its proper divisors (9531148692).

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

5248143108 is a wasteful number, since it uses less digits than its factorization.

5248143108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386741 (or 386736 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 5248143108 is about 72444.0688255429. The cubic root of 5248143108 is about 1737.8083901511.

The spelling of 5248143108 in words is "five billion, two hundred forty-eight million, one hundred forty-three thousand, one hundred eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 29 36 39 52 58 78 87 116 117 156 174 234 261 348 377 468 522 754 1044 1131 1508 2262 3393 4524 6786 13572 386689 773378 1160067 1546756 2320134 3480201 4640268 5026957 6960402 10053914 11213981 13920804 15080871 20107828 22427962 30161742 33641943 44855924 45242613 60323484 67283886 90485226 100925829 134567772 145781753 180970452 201851658 291563506 403703316 437345259 583127012 874690518 1312035777 1749381036 2624071554 5248143108