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47016471253 = 311516660363
BaseRepresentation
bin101011110010011001…
…100110101011010101
311111100122210012121011
4223302121212223111
51232242204040003
633333222052221
73253053261133
oct536231465325
9144318705534
1047016471253
1118a37632814
12914187a071
1345839046bb
1423c03b4753
1513529a646d
hexaf2666ad5

47016471253 has 4 divisors (see below), whose sum is σ = 48533131648. Its totient is φ = 45499810860.

The previous prime is 47016471199. The next prime is 47016471289. The reversal of 47016471253 is 35217461074.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 47016471253 - 213 = 47016463061 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 (47016471653) 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, 758330151 + ... + 758330212.

It is an arithmetic number, because the mean of its divisors is an integer number (12133282912).

Almost surely, 247016471253 is an apocalyptic number.

It is an amenable number.

47016471253 is a deficient number, since it is larger than the sum of its proper divisors (1516660395).

47016471253 is a wasteful number, since it uses less digits than its factorization.

47016471253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516660394.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 47016471253 in words is "forty-seven billion, sixteen million, four hundred seventy-one thousand, two hundred fifty-three".

Divisors: 1 31 1516660363 47016471253