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5196018240 = 263357531621
BaseRepresentation
bin1001101011011010…
…01111001001000000
3111102010020002001000
410311231033021000
541120140040430
62215332412000
7242522266140
oct46555171100
914363202030
105196018240
112227020456
121010177000
1364a65070a
14374128920
15206275e60
hex135b4f240

5196018240 has 448 divisors, whose sum is σ = 21357457920. Its totient is φ = 1164533760.

The previous prime is 5196018211. The next prime is 5196018241. The reversal of 5196018240 is 428106915.

5196018240 is a `hidden beast` number, since 5 + 1 + 9 + 601 + 8 + 2 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

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

It is a junction number, because it is equal to n+sod(n) for n = 5196018195 and 5196018204.

It is not an unprimeable number, because it can be changed into a prime (5196018241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3204630 + ... + 3206250.

Almost surely, 25196018240 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 5196018240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10678728960).

5196018240 is an abundant number, since it is smaller than the sum of its proper divisors (16161439680).

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

5196018240 is a wasteful number, since it uses less digits than its factorization.

5196018240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707 (or 1691 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 5196018240 is about 72083.4116839651. The cubic root of 5196018240 is about 1732.0358982509.

The spelling of 5196018240 in words is "five billion, one hundred ninety-six million, eighteen thousand, two hundred forty".