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12470411165 = 512891934897
BaseRepresentation
bin10111001110100101…
…10101111110011101
31012012002021112011012
423213102311332131
5201014411124130
65421232105005
7621012513602
oct134722657635
935162245135
1012470411165
11531a249533
122500395165
131239759b24
148642b06a9
154cebe1995
hex2e74b5f9d

12470411165 has 8 divisors (see below), whose sum is σ = 14976110520. Its totient is φ = 9968584192.

The previous prime is 12470411141. The next prime is 12470411167. The reversal of 12470411165 is 56111407421.

It can be written as a sum of positive squares in 4 ways, for example, as 7402537444 + 5067873721 = 86038^2 + 71189^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12470411165 is a prime.

It is a super-2 number, since 2×124704111652 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12470411167) 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, 961004 + ... + 973893.

It is an arithmetic number, because the mean of its divisors is an integer number (1872013815).

Almost surely, 212470411165 is an apocalyptic number.

It is an amenable number.

12470411165 is a deficient number, since it is larger than the sum of its proper divisors (2505699355).

12470411165 is a wasteful number, since it uses less digits than its factorization.

12470411165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936191.

The product of its (nonzero) digits is 6720, while the sum is 32.

Adding to 12470411165 its reverse (56111407421), we get a palindrome (68581818586).

The spelling of 12470411165 in words is "twelve billion, four hundred seventy million, four hundred eleven thousand, one hundred sixty-five".

Divisors: 1 5 1289 6445 1934897 9674485 2494082233 12470411165