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148508903711 = 7235320038689
BaseRepresentation
bin1000101001001111010…
…0100000100100011111
3112012022211200222022002
42022103310200210133
54413121234404321
6152120221112515
713505121565520
oct2122364404437
9465284628262
10148508903711
1157a8944a473
12249473b873b
1311009686a6c
14728b728847
153ce2c4320b
hex2293d2091f

148508903711 has 32 divisors (see below), whose sum is σ = 180556231680. Its totient is φ = 119388132864.

The previous prime is 148508903701. The next prime is 148508903713. The reversal of 148508903711 is 117309805841.

It is a de Polignac number, because none of the positive numbers 2k-148508903711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148508903713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17087255 + ... + 17095943.

It is an arithmetic number, because the mean of its divisors is an integer number (5642382240).

Almost surely, 2148508903711 is an apocalyptic number.

148508903711 is a deficient number, since it is larger than the sum of its proper divisors (32047327969).

148508903711 is a wasteful number, since it uses less digits than its factorization.

148508903711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10775.

The product of its (nonzero) digits is 241920, while the sum is 47.

The spelling of 148508903711 in words is "one hundred forty-eight billion, five hundred eight million, nine hundred three thousand, seven hundred eleven".

Divisors: 1 7 23 53 161 371 1219 2003 8533 8689 14021 46069 60823 106159 199847 322483 460517 743113 1398929 2441657 3223619 10591891 17091599 17404067 74143237 121828469 400293541 922415551 2802054787 6456908857 21215557673 148508903711