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1238248 = 231114071
BaseRepresentation
bin100101110010011101000
32022220120001
410232103220
5304110443
642312344
713345024
oct4562350
92286501
101238248
11776350
124b86b4
133447bb
14243384
15196d4d
hex12e4e8

1238248 has 16 divisors (see below), whose sum is σ = 2532960. Its totient is φ = 562800.

The previous prime is 1238219. The next prime is 1238267. The reversal of 1238248 is 8428321.

It is an Ulam number.

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6948 + ... + 7123.

It is an arithmetic number, because the mean of its divisors is an integer number (158310).

21238248 is an apocalyptic number.

It is an amenable number.

1238248 is an abundant number, since it is smaller than the sum of its proper divisors (1294712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1238248 is a wasteful number, since it uses less digits than its factorization.

1238248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14088 (or 14084 counting only the distinct ones).

The product of its digits is 3072, while the sum is 28.

The square root of 1238248 is about 1112.7659232741. The cubic root of 1238248 is about 107.3830854398.

The spelling of 1238248 in words is "one million, two hundred thirty-eight thousand, two hundred forty-eight".

Divisors: 1 2 4 8 11 22 44 88 14071 28142 56284 112568 154781 309562 619124 1238248