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870250000 = 2456592
BaseRepresentation
bin110011110111101…
…111011000010000
32020122112021120111
4303313233120100
53240241000000
6222204251104
730365001004
oct6367573020
92218467514
10870250000
11407262784
12203540a94
1310b3ab439
1483814704
1551601cba
hex33def610

870250000 has 105 divisors (see below), whose sum is σ = 2143937401. Its totient is φ = 342200000.

The previous prime is 870249967. The next prime is 870250001. The reversal of 870250000 is 52078.

The square root of 870250000 is 29500.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 3 ways, for example, as 762422544 + 107827456 = 27612^2 + 10384^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (870250001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 14749971 + ... + 14750029.

Almost surely, 2870250000 is an apocalyptic number.

870250000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

870250000 is the 29500-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 870250000

870250000 is an abundant number, since it is smaller than the sum of its proper divisors (1273687401).

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

870250000 is an frugal number, since it uses more digits than its factorization.

870250000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The cubic root of 870250000 is about 954.7317028177.

The spelling of 870250000 in words is "eight hundred seventy million, two hundred fifty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 59 80 100 118 125 200 236 250 295 400 472 500 590 625 944 1000 1180 1250 1475 2000 2360 2500 2950 3125 3481 4720 5000 5900 6250 6962 7375 10000 11800 12500 13924 14750 15625 17405 23600 25000 27848 29500 31250 34810 36875 50000 55696 59000 62500 69620 73750 87025 118000 125000 139240 147500 174050 184375 250000 278480 295000 348100 368750 435125 590000 696200 737500 870250 921875 1392400 1475000 1740500 1843750 2175625 2950000 3481000 3687500 4351250 6962000 7375000 8702500 10878125 14750000 17405000 21756250 34810000 43512500 54390625 87025000 108781250 174050000 217562500 435125000 870250000