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146390200 = 23521166541
BaseRepresentation
bin10001011100110…
…11110010111000
3101012110101121021
420232123302320
5244433441300
622305352224
73425203405
oct1056336270
9335411537
10146390200
11756a7140
1241038674
1324436b28
14156292ac
15ccb9d1a
hex8b9bcb8

146390200 has 48 divisors (see below), whose sum is σ = 371304360. Its totient is φ = 53232000.

The previous prime is 146390113. The next prime is 146390203. The reversal of 146390200 is 2093641.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146390203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31071 + ... + 35470.

Almost surely, 2146390200 is an apocalyptic number.

146390200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146390200 is an abundant number, since it is smaller than the sum of its proper divisors (224914160).

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

146390200 is a wasteful number, since it uses less digits than its factorization.

146390200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66568 (or 66559 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 146390200 is about 12099.1817905179. The cubic root of 146390200 is about 527.0324240991.

The spelling of 146390200 in words is "one hundred forty-six million, three hundred ninety thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 66541 133082 266164 332705 532328 665410 731951 1330820 1463902 1663525 2661640 2927804 3327050 3659755 5855608 6654100 7319510 13308200 14639020 18298775 29278040 36597550 73195100 146390200