[go: up one dir, main page]

Search a number
-
+
1028976 = 243131797
BaseRepresentation
bin11111011001101110000
31221021111020
43323031300
5230411401
634015440
711513634
oct3731560
91837436
101028976
116430a3
12417580
132a0480
141cadc4
15154d36
hexfb370

1028976 has 80 divisors (see below), whose sum is σ = 3062304. Its totient is φ = 294912.

The previous prime is 1028969. The next prime is 1028981. The reversal of 1028976 is 6798201.

It is a hoax number, since the sum of its digits (33) 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 in 15 ways as a sum of consecutive naturals, for example, 10560 + ... + 10656.

21028976 is an apocalyptic number.

1028976 is a gapful number since it is divisible by the number (16) 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 1028976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1531152).

1028976 is an abundant number, since it is smaller than the sum of its proper divisors (2033328).

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

1028976 is a wasteful number, since it uses less digits than its factorization.

1028976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 1028976 is about 1014.3845424690. The cubic root of 1028976 is about 100.9566850177.

The spelling of 1028976 in words is "one million, twenty-eight thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 13 16 17 24 26 34 39 48 51 52 68 78 97 102 104 136 156 194 204 208 221 272 291 312 388 408 442 582 624 663 776 816 884 1164 1261 1326 1552 1649 1768 2328 2522 2652 3298 3536 3783 4656 4947 5044 5304 6596 7566 9894 10088 10608 13192 15132 19788 20176 21437 26384 30264 39576 42874 60528 64311 79152 85748 128622 171496 257244 342992 514488 1028976