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148048342705 = 5261771131133
BaseRepresentation
bin1000100111100001011…
…1100110111010110001
3112011010202002001101001
42021320113212322301
54411200333431310
6152002405442001
713460530102204
oct2117027467261
9464122061331
10148048342705
115787248013a
1224839110301
1310c65130063
1472464bb93b
153cb75ba93a
hex22785e6eb1

148048342705 has 8 divisors (see below), whose sum is σ = 177664955112. Its totient is φ = 118434044928.

The previous prime is 148048342681. The next prime is 148048342709. The reversal of 148048342705 is 507243840841.

It can be written as a sum of positive squares in 4 ways, for example, as 77141174049 + 70907168656 = 277743^2 + 266284^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-148048342705 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148048342709) 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, 434682 + ... + 696451.

It is an arithmetic number, because the mean of its divisors is an integer number (22208119389).

Almost surely, 2148048342705 is an apocalyptic number.

It is an amenable number.

148048342705 is a deficient number, since it is larger than the sum of its proper divisors (29616612407).

148048342705 is a wasteful number, since it uses less digits than its factorization.

148048342705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157315.

The product of its (nonzero) digits is 860160, while the sum is 46.

The spelling of 148048342705 in words is "one hundred forty-eight billion, forty-eight million, three hundred forty-two thousand, seven hundred five".

Divisors: 1 5 26177 130885 1131133 5655665 29609668541 148048342705