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48989591215 = 563059155377
BaseRepresentation
bin101101101000000000…
…011101011010101111
311200110011120002100021
4231220000131122233
51300312313404330
634301104543011
73353002440355
oct555000353257
9150404502307
1048989591215
111985a38aa74
1295b2621a67
134809629bc6
14252a4737d5
15141ad0967a
hexb6801d6af

48989591215 has 8 divisors (see below), whose sum is σ = 58788820080. Its totient is φ = 39190799232.

The previous prime is 48989591213. The next prime is 48989591249. The reversal of 48989591215 is 51219598984.

48989591215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 48989591215 - 21 = 48989591213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48989591213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237607 + ... + 392983.

It is an arithmetic number, because the mean of its divisors is an integer number (7348602510).

Almost surely, 248989591215 is an apocalyptic number.

48989591215 is a deficient number, since it is larger than the sum of its proper divisors (9799228865).

48989591215 is a wasteful number, since it uses less digits than its factorization.

48989591215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218441.

The product of its digits is 9331200, while the sum is 61.

The spelling of 48989591215 in words is "forty-eight billion, nine hundred eighty-nine million, five hundred ninety-one thousand, two hundred fifteen".

Divisors: 1 5 63059 155377 315295 776885 9797918243 48989591215