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8228250 = 233532353
BaseRepresentation
bin11111011000110110011010
3120111001001000
4133120312122
54101301000
6452205430
7126640032
oct37306632
916431030
108228250
114710008
122909876
1319212b4
1411428c2
15ac8000
hex7d8d9a

8228250 has 128 divisors (see below), whose sum is σ = 24261120. Its totient is φ = 2059200.

The previous prime is 8228201. The next prime is 8228263. The reversal of 8228250 is 528228.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 155224 + ... + 155276.

It is an arithmetic number, because the mean of its divisors is an integer number (189540).

Almost surely, 28228250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8228250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12130560).

8228250 is an abundant number, since it is smaller than the sum of its proper divisors (16032870).

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

8228250 is a wasteful number, since it uses less digits than its factorization.

8228250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 8228250 is about 2868.4926355143. The cubic root of 8228250 is about 201.8842751188.

The spelling of 8228250 in words is "eight million, two hundred twenty-eight thousand, two hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 23 25 27 30 45 46 50 53 54 69 75 90 106 115 125 135 138 150 159 207 225 230 250 265 270 318 345 375 414 450 477 530 575 621 675 690 750 795 954 1035 1125 1150 1219 1242 1325 1350 1431 1590 1725 2070 2250 2385 2438 2650 2862 2875 3105 3375 3450 3657 3975 4770 5175 5750 6095 6210 6625 6750 7155 7314 7950 8625 10350 10971 11925 12190 13250 14310 15525 17250 18285 19875 21942 23850 25875 30475 31050 32913 35775 36570 39750 51750 54855 59625 60950 65826 71550 77625 91425 109710 119250 152375 155250 164565 178875 182850 274275 304750 329130 357750 457125 548550 822825 914250 1371375 1645650 2742750 4114125 8228250