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12300232000 = 26537219647
BaseRepresentation
bin10110111010010011…
…01010010101000000
31011202020001112020011
423131021222111000
5200142324411000
65352312354304
7613545150460
oct133511522500
934666045204
1012300232000
1152421843a1
1224733a5994
1312104140b4
14849851ba0
154becc82ba
hex2dd26a540

12300232000 has 112 divisors (see below), whose sum is σ = 34813329408. Its totient is φ = 4217203200.

The previous prime is 12300231929. The next prime is 12300232033. The reversal of 12300232000 is 23200321.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

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, 53824 + ... + 165823.

Almost surely, 212300232000 is an apocalyptic number.

12300232000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300232000 is an abundant number, since it is smaller than the sum of its proper divisors (22513097408).

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

12300232000 is an equidigital number, since it uses as much as digits as its factorization.

12300232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219681 (or 219661 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12300232000 its reverse (23200321), we get a palindrome (12323432321).

The spelling of 12300232000 in words is "twelve billion, three hundred million, two hundred thirty-two thousand".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 64 70 80 100 112 125 140 160 175 200 224 250 280 320 350 400 448 500 560 700 800 875 1000 1120 1400 1600 1750 2000 2240 2800 3500 4000 5600 7000 8000 11200 14000 28000 56000 219647 439294 878588 1098235 1537529 1757176 2196470 3075058 3514352 4392940 5491175 6150116 7028704 7687645 8785880 10982350 12300232 14057408 15375290 17571760 21964700 24600464 27455875 30750580 35143520 38438225 43929400 49200928 54911750 61501160 70287040 76876450 87858800 98401856 109823500 123002320 153752900 175717600 192191125 219647000 246004640 307505800 351435200 384382250 439294000 492009280 615011600 768764500 878588000 1230023200 1537529000 1757176000 2460046400 3075058000 6150116000 12300232000