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5213237760 = 2934531811
BaseRepresentation
bin1001101101011101…
…11011001000000000
3111110022121220210000
410312232323020000
541134042102020
62221145440000
7243121534623
oct46656731000
914408556700
105213237760
112235811765
121015aa0000
1365109c393
1437652bdba
15207a28090
hex136bbb200

5213237760 has 400 divisors, whose sum is σ = 19298264832. Its totient is φ = 1343692800.

The previous prime is 5213237749. The next prime is 5213237761. The reversal of 5213237760 is 677323125.

5213237760 is a `hidden beast` number, since 521 + 3 + 2 + 3 + 77 + 60 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213237761) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6427755 + ... + 6428565.

Almost surely, 25213237760 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 5213237760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9649132416).

5213237760 is an abundant number, since it is smaller than the sum of its proper divisors (14085027072).

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

5213237760 is an equidigital number, since it uses as much as digits as its factorization.

5213237760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877 (or 852 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 5213237760 is about 72202.7545180930. The cubic root of 5213237760 is about 1733.9471015100.

The spelling of 5213237760 in words is "five billion, two hundred thirteen million, two hundred thirty-seven thousand, seven hundred sixty".