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5215616158 = 212132149883
BaseRepresentation
bin1001101101101111…
…11111110010011110
3111110111002202022211
410312313333302132
541140144204113
62221312431034
7243151002004
oct46667776236
914414082284
105215616158
112237096685
12101684847a
13651722b0c
1437698aa74
15207d47b3d
hex136dffc9e

5215616158 has 8 divisors (see below), whose sum is σ = 7829877528. Its totient is φ = 2605656984.

The previous prime is 5215616149. The next prime is 5215616207. The reversal of 5215616158 is 8516165125.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5215616158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1072516 + ... + 1077367.

It is an arithmetic number, because the mean of its divisors is an integer number (978734691).

Almost surely, 25215616158 is an apocalyptic number.

5215616158 is a deficient number, since it is larger than the sum of its proper divisors (2614261370).

5215616158 is a wasteful number, since it uses less digits than its factorization.

5215616158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151098.

The product of its digits is 72000, while the sum is 40.

The square root of 5215616158 is about 72219.2229119090. Note that the first 3 decimals coincide. The cubic root of 5215616158 is about 1734.2107501618.

The spelling of 5215616158 in words is "five billion, two hundred fifteen million, six hundred sixteen thousand, one hundred fifty-eight".

Divisors: 1 2 1213 2426 2149883 4299766 2607808079 5215616158