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506505516106 = 2253252758053
BaseRepresentation
bin1110101111011100001…
…01001101010001001010
31210102101020111011122111
413113232011031101022
531244310403003411
61024404015012534
751410451564532
oct7275605152112
91712336434574
10506505516106
11185898182a97
12821b780a14a
13389bcb805a5
141a72d2224c2
15d296d23721
hex75ee14d44a

506505516106 has 4 divisors (see below), whose sum is σ = 759758274162. Its totient is φ = 253252758052.

The previous prime is 506505516059. The next prime is 506505516109. The reversal of 506505516106 is 601615505605.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601615505605 = 5120323101121.

It can be written as a sum of positive squares in only one way, i.e., 275808780625 + 230696735481 = 525175^2 + 480309^2 .

It is not an unprimeable number, because it can be changed into a prime (506505516109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126626379025 + ... + 126626379028.

Almost surely, 2506505516106 is an apocalyptic number.

506505516106 is a deficient number, since it is larger than the sum of its proper divisors (253252758056).

506505516106 is a wasteful number, since it uses less digits than its factorization.

506505516106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253252758055.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 506505516106 in words is "five hundred six billion, five hundred five million, five hundred sixteen thousand, one hundred six".

Divisors: 1 2 253252758053 506505516106