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47067234251 = 131935684029
BaseRepresentation
bin101011110101011011…
…001111111111001011
311111111012022020100012
4223311123033333023
51232343202444001
633342234102135
73254240614202
oct536533177713
9144435266305
1047067234251
1118a63254804
12915687a94b
13459129918b
1423c702a239
1513571822bb
hexaf56cffcb

47067234251 has 4 divisors (see below), whose sum is σ = 47102919600. Its totient is φ = 47031548904.

The previous prime is 47067234199. The next prime is 47067234307. The reversal of 47067234251 is 15243276074.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-47067234251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47067234199 and 47067234208.

It is not an unprimeable number, because it can be changed into a prime (47067233251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17840696 + ... + 17843333.

It is an arithmetic number, because the mean of its divisors is an integer number (11775729900).

Almost surely, 247067234251 is an apocalyptic number.

47067234251 is a deficient number, since it is larger than the sum of its proper divisors (35685349).

47067234251 is a wasteful number, since it uses less digits than its factorization.

47067234251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35685348.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 47067234251 in words is "forty-seven billion, sixty-seven million, two hundred thirty-four thousand, two hundred fifty-one".

Divisors: 1 1319 35684029 47067234251