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48701478 = 23710710837
BaseRepresentation
bin1011100111001…
…0000000100110
310101122021212110
42321302000212
544431421403
64455501450
71130645550
oct271620046
9111567773
1048701478
1125544161
1214387886
13a122357
14667a4d0
154420103
hex2e72026

48701478 has 32 divisors (see below), whose sum is σ = 112368384. Its totient is φ = 13783392.

The previous prime is 48701473. The next prime is 48701479. The reversal of 48701478 is 87410784.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48701473) 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 15 ways as a sum of consecutive naturals, for example, 925 + ... + 9912.

It is an arithmetic number, because the mean of its divisors is an integer number (3511512).

Almost surely, 248701478 is an apocalyptic number.

48701478 is an abundant number, since it is smaller than the sum of its proper divisors (63666906).

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

48701478 is a wasteful number, since it uses less digits than its factorization.

48701478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10956.

The product of its (nonzero) digits is 50176, while the sum is 39.

The square root of 48701478 is about 6978.6444242417. The cubic root of 48701478 is about 365.1859389149.

The spelling of 48701478 in words is "forty-eight million, seven hundred one thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 7 14 21 42 107 214 321 642 749 1498 2247 4494 10837 21674 32511 65022 75859 151718 227577 455154 1159559 2319118 3478677 6957354 8116913 16233826 24350739 48701478