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47121230421604 = 22263379389303817
BaseRepresentation
bin10101011011011010001000…
…01100110101111001100100
320011211202010120022111022201
422231231010030311321210
522134013234441442404
6244115105554304244
712632253005640313
oct1255550414657144
9204752116274281
1047121230421604
1114018002141499
1253504b0888084
13203a688c93771
14b8c97322627a
1556aae841aca4
hex2adb44335e64

47121230421604 has 48 divisors (see below), whose sum is σ = 83207729404800. Its totient is φ = 23348847787776.

The previous prime is 47121230421563. The next prime is 47121230421619. The reversal of 47121230421604 is 40612403212174.

47121230421604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154945504 + ... + 155249320.

It is an arithmetic number, because the mean of its divisors is an integer number (1733494362600).

Almost surely, 247121230421604 is an apocalyptic number.

It is an amenable number.

47121230421604 is a deficient number, since it is larger than the sum of its proper divisors (36086498983196).

47121230421604 is a wasteful number, since it uses less digits than its factorization.

47121230421604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304852 (or 304850 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

Adding to 47121230421604 its reverse (40612403212174), we get a palindrome (87733633633778).

The spelling of 47121230421604 in words is "forty-seven trillion, one hundred twenty-one billion, two hundred thirty million, four hundred twenty-one thousand, six hundred four".

Divisors: 1 2 4 263 379 389 526 758 778 1052 1516 1556 99677 102307 147431 199354 204614 294862 303817 398708 409228 589724 607634 1215268 38774353 77548706 79903871 115146643 118184813 155097412 159807742 230293286 236369626 319615484 460586572 472739252 30283567109 31082605819 44792044127 60567134218 62165211638 89584088254 121134268436 124330423276 179168176508 11780307605401 23560615210802 47121230421604