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48121133 = 151318683
BaseRepresentation
bin1011011110010…
…0010100101101
310100112210210012
42313210110231
544304334013
64435223005
71123010564
oct267442455
9110483705
1048121133
1125188135
1214147a65
139c7b158
146568bdb
1543581a8
hex2de452d

48121133 has 4 divisors (see below), whose sum is σ = 48439968. Its totient is φ = 47802300.

The previous prime is 48121109. The next prime is 48121181. The reversal of 48121133 is 33112184.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48121133 - 210 = 48120109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48121099 and 48121108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48120133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159191 + ... + 159492.

It is an arithmetic number, because the mean of its divisors is an integer number (12109992).

Almost surely, 248121133 is an apocalyptic number.

It is an amenable number.

48121133 is a deficient number, since it is larger than the sum of its proper divisors (318835).

48121133 is a wasteful number, since it uses less digits than its factorization.

48121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318834.

The product of its digits is 576, while the sum is 23.

The square root of 48121133 is about 6936.9397431432. The cubic root of 48121133 is about 363.7295746336.

The spelling of 48121133 in words is "forty-eight million, one hundred twenty-one thousand, one hundred thirty-three".

Divisors: 1 151 318683 48121133