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249002 = 21361157
BaseRepresentation
bin111100110010101010
3110122120022
4330302222
530432002
65200442
72054645
oct746252
9418508
10249002
11160096
12100122
1389450
1466a5c
154dba2
hex3ccaa

249002 has 16 divisors (see below), whose sum is σ = 411432. Its totient is φ = 112320.

The previous prime is 248987. The next prime is 249017. The reversal of 249002 is 200942.

It is a Cunningham number, because it is equal to 4992+1.

It is an interprime number because it is at equal distance from previous prime (248987) and next prime (249017).

It can be written as a sum of positive squares in 4 ways, for example, as 73441 + 175561 = 271^2 + 419^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1508 + ... + 1664.

2249002 is an apocalyptic number.

249002 is a deficient number, since it is larger than the sum of its proper divisors (162430).

249002 is a wasteful number, since it uses less digits than its factorization.

249002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 249002 is about 499.0010020030. The cubic root of 249002 is about 62.9121139541.

Adding to 249002 its reverse (200942), we get a palindrome (449944).

The spelling of 249002 in words is "two hundred forty-nine thousand, two".

Divisors: 1 2 13 26 61 122 157 314 793 1586 2041 4082 9577 19154 124501 249002