Search a number
-
+
1830652292 = 22765380439
BaseRepresentation
bin110110100011101…
…1000100110000100
311201120200202211202
41231013120212010
512222121333132
6501353122032
763236200460
oct15507304604
94646622752
101830652292
1185a3a0187
124310b9318
13232362c11
141351b54a0
15aaab0762
hex6d1d8984

1830652292 has 12 divisors (see below), whose sum is σ = 3661304640. Its totient is φ = 784565256.

The previous prime is 1830652267. The next prime is 1830652301. The reversal of 1830652292 is 2922560381.

1830652292 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32690192 + ... + 32690247.

It is an arithmetic number, because the mean of its divisors is an integer number (305108720).

Almost surely, 21830652292 is an apocalyptic number.

It is an amenable number.

1830652292 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1830652292 is a wasteful number, since it uses less digits than its factorization.

1830652292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65380450 (or 65380448 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1830652292 is about 42786.1226567680. The cubic root of 1830652292 is about 1223.3065128037.

The spelling of 1830652292 in words is "one billion, eight hundred thirty million, six hundred fifty-two thousand, two hundred ninety-two".

Divisors: 1 2 4 7 14 28 65380439 130760878 261521756 457663073 915326146 1830652292