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48620143 = 1113437907
BaseRepresentation
bin1011100101111…
…0001001101111
310101111011022001
42321132021233
544421321033
64454033131
71130156455
oct271361157
9111434261
1048620143
1125499040
12143487a7
13a0c4320
1466589d5
154405e7d
hex2e5e26f

48620143 has 16 divisors (see below), whose sum is σ = 58455936. Its totient is φ = 39846240.

The previous prime is 48620113. The next prime is 48620149. The reversal of 48620143 is 34102684.

It is a cyclic number.

It is not a de Polignac number, because 48620143 - 213 = 48611951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48620149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2196 + ... + 10102.

It is an arithmetic number, because the mean of its divisors is an integer number (3653496).

Almost surely, 248620143 is an apocalyptic number.

48620143 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

48620143 is a deficient number, since it is larger than the sum of its proper divisors (9835793).

48620143 is a wasteful number, since it uses less digits than its factorization.

48620143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7974.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 48620143 is about 6972.8145680206. The cubic root of 48620143 is about 364.9825299701.

The spelling of 48620143 in words is "forty-eight million, six hundred twenty thousand, one hundred forty-three".

Divisors: 1 11 13 43 143 473 559 6149 7907 86977 102791 340001 1130701 3740011 4420013 48620143