Search a number
-
+
1692093830 = 257191916661
BaseRepresentation
bin110010011011011…
…0100110110000110
311100220222021100212
41210312310312012
511431134000310
6435523235422
756634363110
oct14466646606
94326867325
101692093830
11799163159
123b2818b72
1320c73ba6b
14120a283b0
159d841205
hex64db4d86

1692093830 has 64 divisors (see below), whose sum is σ = 3683819520. Its totient is φ = 546652800.

The previous prime is 1692093787. The next prime is 1692093853. The reversal of 1692093830 is 383902961.

It is a congruent number.

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, 250700 + ... + 257360.

It is an arithmetic number, because the mean of its divisors is an integer number (57559680).

Almost surely, 21692093830 is an apocalyptic number.

1692093830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1692093830 is an abundant number, since it is smaller than the sum of its proper divisors (1991725690).

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

1692093830 is a wasteful number, since it uses less digits than its factorization.

1692093830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6885.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 1692093830 is about 41135.0681292738. The cubic root of 1692093830 is about 1191.6301435549.

The spelling of 1692093830 in words is "one billion, six hundred ninety-two million, ninety-three thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 191 266 382 665 955 1330 1337 1910 2674 3629 6661 6685 7258 13322 13370 18145 25403 33305 36290 46627 50806 66610 93254 126559 127015 233135 253118 254030 466270 632795 885913 1265590 1272251 1771826 2544502 4429565 6361255 8859130 8905757 12722510 17811514 24172769 44528785 48345538 89057570 120863845 169209383 241727690 338418766 846046915 1692093830