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48146881 is a prime number
BaseRepresentation
bin1011011110101…
…0100111000001
310100121010002211
42313222213001
544311200011
64435542121
71123145626
oct267524701
9110533084
1048146881
11251a5512
121415a941
139c89aa3
14657434d
154360b21
hex2dea9c1

48146881 has 2 divisors, whose sum is σ = 48146882. Its totient is φ = 48146880.

The previous prime is 48146863. The next prime is 48146899. The reversal of 48146881 is 18864184.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (48146863) and next prime (48146899).

It can be written as a sum of positive squares in only one way, i.e., 47679025 + 467856 = 6905^2 + 684^2 .

It is a cyclic number.

It is not a de Polignac number, because 48146881 - 25 = 48146849 is a prime.

It is a super-2 number, since 2×481468812 = 4636244300056322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (48146831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24073440 + 24073441.

It is an arithmetic number, because the mean of its divisors is an integer number (24073441).

Almost surely, 248146881 is an apocalyptic number.

It is an amenable number.

48146881 is a deficient number, since it is larger than the sum of its proper divisors (1).

48146881 is an equidigital number, since it uses as much as digits as its factorization.

48146881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 49152, while the sum is 40.

The square root of 48146881 is about 6938.7953565442. The cubic root of 48146881 is about 363.7944362210.

The spelling of 48146881 in words is "forty-eight million, one hundred forty-six thousand, eight hundred eighty-one".