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5252605905 = 351093212603
BaseRepresentation
bin1001110010001010…
…00110011111010001
3111120001201000201110
410321011012133101
541224131342110
62225113323533
7244110261561
oct47105063721
914501630643
105252605905
112255a60618
1210271065a9
136592a4441
1437b858da1
1520b202a20
hex1391467d1

5252605905 has 16 divisors (see below), whose sum is σ = 8481274560. Its totient is φ = 2775688128.

The previous prime is 5252605903. The next prime is 5252605949. The reversal of 5252605905 is 5095062525.

It is not a de Polignac number, because 5252605905 - 21 = 5252605903 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5252605903) 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, 1604667 + ... + 1607936.

It is an arithmetic number, because the mean of its divisors is an integer number (530079660).

Almost surely, 25252605905 is an apocalyptic number.

It is an amenable number.

5252605905 is a deficient number, since it is larger than the sum of its proper divisors (3228668655).

5252605905 is a wasteful number, since it uses less digits than its factorization.

5252605905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3212720.

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 5252605905 is about 72474.8639529596. The cubic root of 5252605905 is about 1738.3008366308.

The spelling of 5252605905 in words is "five billion, two hundred fifty-two million, six hundred five thousand, nine hundred five".

Divisors: 1 3 5 15 109 327 545 1635 3212603 9637809 16063015 48189045 350173727 1050521181 1750868635 5252605905