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47054522969 = 1912514911999
BaseRepresentation
bin101011110100101010…
…110000101001011001
311111110022101102201222
4223310222300221121
51232331424213334
633341101421425
73254024563106
oct536452605131
9144408342658
1047054522969
1118a57062613
12915256a875
13458b7684cc
1423c547baad
151355ec0d2e
hexaf4ab0a59

47054522969 has 16 divisors (see below), whose sum is σ = 47609856000. Its totient is φ = 46503450000.

The previous prime is 47054522897. The next prime is 47054523001. The reversal of 47054522969 is 96922545074.

47054522969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 47054522969 - 212 = 47054518873 is a prime.

It is a super-2 number, since 2×470545229692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47054522969.

It is not an unprimeable number, because it can be changed into a prime (47054582969) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23538032 + ... + 23540030.

It is an arithmetic number, because the mean of its divisors is an integer number (2975616000).

Almost surely, 247054522969 is an apocalyptic number.

It is an amenable number.

47054522969 is a deficient number, since it is larger than the sum of its proper divisors (555333031).

47054522969 is a wasteful number, since it uses less digits than its factorization.

47054522969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The spelling of 47054522969 in words is "forty-seven billion, fifty-four million, five hundred twenty-two thousand, nine hundred sixty-nine".

Divisors: 1 191 251 491 1999 47941 93781 123241 381809 501749 981509 23539031 95834059 187468219 246358759 47054522969