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1298052 = 2233717101
BaseRepresentation
bin100111100111010000100
32102221121000
410330322010
5313014202
643453300
714014260
oct4747204
92387530
101298052
11807278
12527230
13365aa2
1425b0a0
151a991c
hex13ce84

1298052 has 96 divisors (see below), whose sum is σ = 4112640. Its totient is φ = 345600.

The previous prime is 1298047. The next prime is 1298053. The reversal of 1298052 is 2508921.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1298053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12802 + ... + 12902.

It is an arithmetic number, because the mean of its divisors is an integer number (42840).

21298052 is an apocalyptic number.

1298052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1298052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2056320).

1298052 is an abundant number, since it is smaller than the sum of its proper divisors (2814588).

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

1298052 is a wasteful number, since it uses less digits than its factorization.

1298052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1298052 is about 1139.3208503315. The cubic root of 1298052 is about 109.0847473793.

The spelling of 1298052 in words is "one million, two hundred ninety-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 17 18 21 27 28 34 36 42 51 54 63 68 84 101 102 108 119 126 153 189 202 204 238 252 303 306 357 378 404 459 476 606 612 707 714 756 909 918 1071 1212 1414 1428 1717 1818 1836 2121 2142 2727 2828 3213 3434 3636 4242 4284 5151 5454 6363 6426 6868 8484 10302 10908 12019 12726 12852 15453 19089 20604 24038 25452 30906 36057 38178 46359 48076 61812 72114 76356 92718 108171 144228 185436 216342 324513 432684 649026 1298052