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48090131 is a prime number
BaseRepresentation
bin1011011101110…
…0110000010011
310100111020020222
42313130300103
544302341011
64434423255
71122521315
oct267346023
9110436228
1048090131
1125166911
1214131b2b
139c69ccb
14655b7b5
15434dddb
hex2ddcc13

48090131 has 2 divisors, whose sum is σ = 48090132. Its totient is φ = 48090130.

The previous prime is 48090113. The next prime is 48090169. The reversal of 48090131 is 13109084.

Together with previous prime (48090113) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 48090131 - 26 = 48090067 is a prime.

It is a super-3 number, since 3×480901313 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 48090131.

It is not a weakly prime, because it can be changed into another prime (48090181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24045065 + 24045066.

It is an arithmetic number, because the mean of its divisors is an integer number (24045066).

Almost surely, 248090131 is an apocalyptic number.

48090131 is a deficient number, since it is larger than the sum of its proper divisors (1).

48090131 is an equidigital number, since it uses as much as digits as its factorization.

48090131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 48090131 is about 6934.7048242878. The cubic root of 48090131 is about 363.6514470278.

The spelling of 48090131 in words is "forty-eight million, ninety thousand, one hundred thirty-one".