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52472786041 = 1317237433421
BaseRepresentation
bin110000110111100111…
…110010110001111001
312000102220210201101001
4300313213302301321
51324431013123131
640034453525001
73535216215334
oct606747626171
9160386721331
1052472786041
1120287579885
12a205043761
134c43161330
14277acd961b
1515719e7261
hexc379f2c79

52472786041 has 8 divisors (see below), whose sum is σ = 59833222344. Its totient is φ = 45587216640.

The previous prime is 52472786033. The next prime is 52472786087. The reversal of 52472786041 is 14068727425.

It can be written as a sum of positive squares in 4 ways, for example, as 600446016 + 51872340025 = 24504^2 + 227755^2 .

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 52472786041 - 23 = 52472786033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52472785982 and 52472786000.

It is not an unprimeable number, because it can be changed into a prime (52472786141) 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, 118716490 + ... + 118716931.

It is an arithmetic number, because the mean of its divisors is an integer number (7479152793).

Almost surely, 252472786041 is an apocalyptic number.

It is an amenable number.

52472786041 is a deficient number, since it is larger than the sum of its proper divisors (7360436303).

52472786041 is a wasteful number, since it uses less digits than its factorization.

52472786041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237433451.

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 52472786041 in words is "fifty-two billion, four hundred seventy-two million, seven hundred eighty-six thousand, forty-one".

Divisors: 1 13 17 221 237433421 3086634473 4036368157 52472786041