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133048 = 2316631
BaseRepresentation
bin100000011110111000
320202111201
4200132320
513224143
62503544
71062616
oct403670
9222451
10133048
1190a63
1264bb4
1348736
14366b6
152964d
hex207b8

133048 has 8 divisors (see below), whose sum is σ = 249480. Its totient is φ = 66520.

The previous prime is 133039. The next prime is 133051. The reversal of 133048 is 840331.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8308 + ... + 8323.

It is an arithmetic number, because the mean of its divisors is an integer number (31185).

2133048 is an apocalyptic number.

It is an amenable number.

133048 is a deficient number, since it is larger than the sum of its proper divisors (116432).

133048 is a wasteful number, since it uses less digits than its factorization.

133048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16637 (or 16633 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 133048 is about 364.7574536593. The cubic root of 133048 is about 51.0508271957.

Adding to 133048 its reverse (840331), we get a palindrome (973379).

It can be divided in two parts, 1330 and 48, that added together give a triangular number (1378 = T52).

The spelling of 133048 in words is "one hundred thirty-three thousand, forty-eight".

Divisors: 1 2 4 8 16631 33262 66524 133048