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47960377361 = 1319971847401
BaseRepresentation
bin101100101010101010…
…010100100000010001
311120210102220121100122
4230222222110200101
51241210324033421
634011021200025
73315334324031
oct545252244021
9146712817318
1047960377361
1119381423406
129365a00015
1346a4331820
14246d8bd8c1
1513aa7a72ab
hexb2aa94811

47960377361 has 8 divisors (see below), whose sum is σ = 51675528744. Its totient is φ = 44248924800.

The previous prime is 47960377261. The next prime is 47960377433. The reversal of 47960377361 is 16377306974.

It can be written as a sum of positive squares in 4 ways, for example, as 23464336 + 47936913025 = 4844^2 + 218945^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 47960377361 - 226 = 47893268497 is a prime.

It is a super-4 number, since 4×479603773614 (a number of 44 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47960377261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 897740 + ... + 949661.

It is an arithmetic number, because the mean of its divisors is an integer number (6459441093).

Almost surely, 247960377361 is an apocalyptic number.

It is an amenable number.

47960377361 is a deficient number, since it is larger than the sum of its proper divisors (3715151383).

47960377361 is a wasteful number, since it uses less digits than its factorization.

47960377361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849411.

The product of its (nonzero) digits is 4000752, while the sum is 53.

The spelling of 47960377361 in words is "forty-seven billion, nine hundred sixty million, three hundred seventy-seven thousand, three hundred sixty-one".

Divisors: 1 13 1997 25961 1847401 24016213 3689259797 47960377361