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48953331 = 3273721001
BaseRepresentation
bin1011101010111…
…1011111110011
310102010002100100
42322233133303
5100013001311
64505123443
71133045040
oct272573763
9112102310
1048953331
11256a63a9
1214489583
13a1acb8b
1467041c7
15446ea56
hex2eaf7f3

48953331 has 24 divisors (see below), whose sum is σ = 82999904. Its totient is φ = 27216000.

The previous prime is 48953327. The next prime is 48953351. The reversal of 48953331 is 13335984.

It is not a de Polignac number, because 48953331 - 22 = 48953327 is a prime.

It is a super-2 number, since 2×489533312 = 4792857231991122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48953351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8170 + ... + 12831.

Almost surely, 248953331 is an apocalyptic number.

48953331 is a deficient number, since it is larger than the sum of its proper divisors (34046573).

48953331 is a wasteful number, since it uses less digits than its factorization.

48953331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21051 (or 21048 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 48953331 is about 6996.6657058916. The cubic root of 48953331 is about 365.8143598566.

It can be divided in two parts, 48953 and 331, that added together give a square (49284 = 2222).

The spelling of 48953331 in words is "forty-eight million, nine hundred fifty-three thousand, three hundred thirty-one".

Divisors: 1 3 7 9 21 37 63 111 259 333 777 2331 21001 63003 147007 189009 441021 777037 1323063 2331111 5439259 6993333 16317777 48953331