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196238280 = 23357233617
BaseRepresentation
bin10111011001001…
…01101111001000
3111200020221022110
423230211233020
5400214111110
631250022320
74601666160
oct1354455710
9450227273
10196238280
11a08537a7
12558779a0
133186b034
141c0c35a0
1512364a20
hexbb25bc8

196238280 has 64 divisors (see below), whose sum is σ = 672819840. Its totient is φ = 44854272.

The previous prime is 196238279. The next prime is 196238299. The reversal of 196238280 is 82832691.

It is a happy number.

196238280 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115969 + ... + 117648.

It is an arithmetic number, because the mean of its divisors is an integer number (10512810).

Almost surely, 2196238280 is an apocalyptic number.

196238280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

196238280 is an abundant number, since it is smaller than the sum of its proper divisors (476581560).

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

196238280 is a wasteful number, since it uses less digits than its factorization.

196238280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233638 (or 233634 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 196238280 is about 14008.5074151388. The cubic root of 196238280 is about 581.1138721567.

The spelling of 196238280 in words is "one hundred ninety-six million, two hundred thirty-eight thousand, two hundred eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 30 35 40 42 56 60 70 84 105 120 140 168 210 280 420 840 233617 467234 700851 934468 1168085 1401702 1635319 1868936 2336170 2803404 3270638 3504255 4672340 4905957 5606808 6541276 7008510 8176595 9344680 9811914 13082552 14017020 16353190 19623828 24529785 28034040 32706380 39247656 49059570 65412760 98119140 196238280