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47046592439 = 71129190111083
BaseRepresentation
bin101011110100001100…
…100000011110110111
311111102202110112002122
4223310030200132313
51232322411424224
633340215430155
73253600303040
oct536414403667
9144382415078
1047046592439
1118a52636260
12914b98535b
134589c1c8a2
1423c43b58c7
15135545615e
hexaf43207b7

47046592439 has 32 divisors (see below), whose sum is σ = 60715491840. Its totient is φ = 35373744000.

The previous prime is 47046592409. The next prime is 47046592441. The reversal of 47046592439 is 93429564074.

It is a de Polignac number, because none of the positive numbers 2k-47046592439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47046592409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4239392 + ... + 4250474.

It is an arithmetic number, because the mean of its divisors is an integer number (1897359120).

Almost surely, 247046592439 is an apocalyptic number.

47046592439 is a deficient number, since it is larger than the sum of its proper divisors (13668899401).

47046592439 is a wasteful number, since it uses less digits than its factorization.

47046592439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13031.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 47046592439 in words is "forty-seven billion, forty-six million, five hundred ninety-two thousand, four hundred thirty-nine".

Divisors: 1 7 11 29 77 203 319 1901 2233 11083 13307 20911 55129 77581 121913 146377 321407 385903 606419 853391 2249849 3535477 4244933 21068783 24748339 147481481 231756613 610994707 1622296291 4276962949 6720941777 47046592439