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68569350 = 23524191091
BaseRepresentation
bin1000001011001…
…00100100000110
311210000200110120
410011210210012
5120023204400
610445402410
71461554433
oct405444406
9153020416
1068569350
1135784193
121ab69406
131128a5a5
14916cb8a
156046ca0
hex4164906

68569350 has 48 divisors (see below), whose sum is σ = 170614080. Its totient is φ = 18224800.

The previous prime is 68569349. The next prime is 68569357. The reversal of 68569350 is 5396586.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68569357) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62305 + ... + 63395.

It is an arithmetic number, because the mean of its divisors is an integer number (3554460).

Almost surely, 268569350 is an apocalyptic number.

68569350 is an abundant number, since it is smaller than the sum of its proper divisors (102044730).

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

68569350 is a wasteful number, since it uses less digits than its factorization.

68569350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1520 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 68569350 is about 8280.6612054835. The cubic root of 68569350 is about 409.3015075033.

The spelling of 68569350 in words is "sixty-eight million, five hundred sixty-nine thousand, three hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 419 838 1091 1257 2095 2182 2514 3273 4190 5455 6285 6546 10475 10910 12570 16365 20950 27275 31425 32730 54550 62850 81825 163650 457129 914258 1371387 2285645 2742774 4571290 6856935 11428225 13713870 22856450 34284675 68569350