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47643308230 = 2578926928429
BaseRepresentation
bin101100010111110000…
…110011000011000110
311112222100021211021111
4230113300303003012
51240033141330410
633515333235234
73304434303160
oct542760630306
9145870254244
1047643308230
1119229450701
129297792b1a
13465373865b
14243d745930
15138ca25b8a
hexb17c330c6

47643308230 has 64 divisors (see below), whose sum is σ = 99482256000. Its totient is φ = 16090702848.

The previous prime is 47643308189. The next prime is 47643308233. The reversal of 47643308230 is 3280334674.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47643308233) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1661656 + ... + 1690084.

It is an arithmetic number, because the mean of its divisors is an integer number (1554410250).

Almost surely, 247643308230 is an apocalyptic number.

47643308230 is an abundant number, since it is smaller than the sum of its proper divisors (51838947770).

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

47643308230 is a wasteful number, since it uses less digits than its factorization.

47643308230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28801.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 47643308230 in words is "forty-seven billion, six hundred forty-three million, three hundred eight thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 89 178 269 445 538 623 890 1246 1345 1883 2690 3115 3766 6230 9415 18830 23941 28429 47882 56858 119705 142145 167587 199003 239410 284290 335174 398006 837935 995015 1675870 1990030 2530181 5060362 7647401 12650905 15294802 17711267 25301810 35422534 38237005 53531807 76474010 88556335 107063614 177112670 267659035 535318070 680618689 1361237378 3403093445 4764330823 6806186890 9528661646 23821654115 47643308230