Search a number
-
+
28410048 = 263341401
BaseRepresentation
bin110110001100…
…0000011000000
31222110101021000
41230120003000
524233110143
62452532000
7463324062
oct154300300
958411230
1028410048
1115044987
129621000
135b693a4
143ab7732
152762bd3
hex1b180c0

28410048 has 112 divisors (see below), whose sum is σ = 85770720. Its totient is φ = 9216000.

The previous prime is 28410029. The next prime is 28410097. The reversal of 28410048 is 84001482.

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

It is a nialpdrome in base 12.

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, 70648 + ... + 71048.

It is an arithmetic number, because the mean of its divisors is an integer number (765810).

Almost surely, 228410048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28410048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42885360).

28410048 is an abundant number, since it is smaller than the sum of its proper divisors (57360672).

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

28410048 is a wasteful number, since it uses less digits than its factorization.

28410048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 28410048 is about 5330.1076912198. The cubic root of 28410048 is about 305.1340376552.

The spelling of 28410048 in words is "twenty-eight million, four hundred ten thousand, forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 41 48 54 64 72 82 96 108 123 144 164 192 216 246 288 328 369 401 432 492 576 656 738 802 864 984 1107 1203 1312 1476 1604 1728 1968 2214 2406 2624 2952 3208 3609 3936 4428 4812 5904 6416 7218 7872 8856 9624 10827 11808 12832 14436 16441 17712 19248 21654 23616 25664 28872 32882 35424 38496 43308 49323 57744 65764 70848 76992 86616 98646 115488 131528 147969 173232 197292 230976 263056 295938 346464 394584 443907 526112 591876 692928 789168 887814 1052224 1183752 1578336 1775628 2367504 3156672 3551256 4735008 7102512 9470016 14205024 28410048