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48309048 = 233474551
BaseRepresentation
bin1011100001001…
…0001100111000
310100220100120000
42320102030320
544331342143
64443233000
71124422464
oct270221470
9110810500
1048309048
11252a6337
1214218760
13a015848
1465b74a4
154393bd3
hex2e12338

48309048 has 40 divisors (see below), whose sum is σ = 135311880. Its totient is φ = 16102800.

The previous prime is 48309047. The next prime is 48309049. The reversal of 48309048 is 84090384.

It is an interprime number because it is at equal distance from previous prime (48309047) and next prime (48309049).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48309047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 36628 + ... + 37923.

It is an arithmetic number, because the mean of its divisors is an integer number (3382797).

Almost surely, 248309048 is an apocalyptic number.

It is an amenable number.

48309048 is an abundant number, since it is smaller than the sum of its proper divisors (87002832).

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

48309048 is a wasteful number, since it uses less digits than its factorization.

48309048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74569 (or 74556 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 48309048 is about 6950.4710631726. The cubic root of 48309048 is about 364.2024193147.

The spelling of 48309048 in words is "forty-eight million, three hundred nine thousand, forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 81 108 162 216 324 648 74551 149102 223653 298204 447306 596408 670959 894612 1341918 1789224 2012877 2683836 4025754 5367672 6038631 8051508 12077262 16103016 24154524 48309048