Search a number
-
+
153000830 = 2523665221
BaseRepresentation
bin10010001111010…
…01101101111110
3101122220020200102
421013221231332
5303132011310
623103201102
73535325363
oct1107515576
9348806612
10153000830
1179401874
12432a6192
132590ca48
141646a46a
15d6738a5
hex91e9b7e

153000830 has 16 divisors (see below), whose sum is σ = 287375904. Its totient is φ = 58539360.

The previous prime is 153000817. The next prime is 153000851. The reversal of 153000830 is 38000351.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 332381 + ... + 332840.

It is an arithmetic number, because the mean of its divisors is an integer number (17960994).

Almost surely, 2153000830 is an apocalyptic number.

153000830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

153000830 is a deficient number, since it is larger than the sum of its proper divisors (134375074).

153000830 is a wasteful number, since it uses less digits than its factorization.

153000830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665251.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 153000830 is about 12369.3504275689. The cubic root of 153000830 is about 534.8490912767.

The spelling of 153000830 in words is "one hundred fifty-three million, eight hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 23 46 115 230 665221 1330442 3326105 6652210 15300083 30600166 76500415 153000830