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1230250 = 25371937
BaseRepresentation
bin100101100010110101010
32022111120211
410230112222
5303332000
642211334
713312510
oct4542652
92274524
101230250
1177033a
124b3b4a
13340c78
142404b0
151947ba
hex12c5aa

1230250 has 64 divisors (see below), whose sum is σ = 2845440. Its totient is φ = 388800.

The previous prime is 1230241. The next prime is 1230263. The reversal of 1230250 is 520321.

It is a self number, because there is not a number n which added to its sum of digits gives 1230250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33232 + ... + 33268.

It is an arithmetic number, because the mean of its divisors is an integer number (44460).

21230250 is an apocalyptic number.

1230250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230250 is an abundant number, since it is smaller than the sum of its proper divisors (1615190).

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

1230250 is a wasteful number, since it uses less digits than its factorization.

1230250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 1230250 is about 1109.1663536188. The cubic root of 1230250 is about 107.1513855645.

Adding to 1230250 its reverse (520321), we get a palindrome (1750571).

The spelling of 1230250 in words is "one million, two hundred thirty thousand, two hundred fifty".

Divisors: 1 2 5 7 10 14 19 25 35 37 38 50 70 74 95 125 133 175 185 190 250 259 266 350 370 475 518 665 703 875 925 950 1295 1330 1406 1750 1850 2375 2590 3325 3515 4625 4750 4921 6475 6650 7030 9250 9842 12950 16625 17575 24605 32375 33250 35150 49210 64750 87875 123025 175750 246050 615125 1230250