Search a number
-
+
512108007 = 3198984351
BaseRepresentation
bin11110100001100…
…010010111100111
31022200121210010020
4132201202113213
52022044424012
6122452130223
715455563155
oct3641422747
91280553106
10512108007
11243087364
12123606973
13821342b8
144c0283d5
152ee5aa8c
hex1e8625e7

512108007 has 8 divisors (see below), whose sum is σ = 718748160. Its totient is φ = 323436600.

The previous prime is 512107991. The next prime is 512108029. The reversal of 512108007 is 700801215.

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

It is not a de Polignac number, because 512108007 - 24 = 512107991 is a prime.

It is a super-2 number, since 2×5121080072 = 524509221667024098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512108057) 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, 4492119 + ... + 4492232.

It is an arithmetic number, because the mean of its divisors is an integer number (89843520).

Almost surely, 2512108007 is an apocalyptic number.

512108007 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

512108007 is a deficient number, since it is larger than the sum of its proper divisors (206640153).

512108007 is a wasteful number, since it uses less digits than its factorization.

512108007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8984373.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 512108007 is about 22629.8035121828. The cubic root of 512108007 is about 800.0562496907.

The spelling of 512108007 in words is "five hundred twelve million, one hundred eight thousand, seven".

Divisors: 1 3 19 57 8984351 26953053 170702669 512108007