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146630 = 25113143
BaseRepresentation
bin100011110011000110
321110010202
4203303012
514143010
63050502
71150331
oct436306
9243122
10146630
11a0190
1270a32
1351983
143b618
152d6a5
hex23cc6

146630 has 32 divisors (see below), whose sum is σ = 304128. Its totient is φ = 50400.

The previous prime is 146617. The next prime is 146639. The reversal of 146630 is 36641.

146630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (20) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146639) by changing a digit.

146630 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3389 + ... + 3431.

It is an arithmetic number, because the mean of its divisors is an integer number (9504).

2146630 is an apocalyptic number.

146630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146630 is an abundant number, since it is smaller than the sum of its proper divisors (157498).

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

146630 is a wasteful number, since it uses less digits than its factorization.

146630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 146630 is about 382.9229687548. The cubic root of 146630 is about 52.7320042236.

The spelling of 146630 in words is "one hundred forty-six thousand, six hundred thirty".

Divisors: 1 2 5 10 11 22 31 43 55 62 86 110 155 215 310 341 430 473 682 946 1333 1705 2365 2666 3410 4730 6665 13330 14663 29326 73315 146630