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4252515425 = 522349914821
BaseRepresentation
bin1111110101111000…
…0011110001100001
3101222100212011111022
43331132003301201
532202120443200
61541550055225
7210244533104
oct37536036141
911870764438
104252515425
111892485864
129a81aa515
1352a035022
142c4ac673b
1519d504885
hexfd783c61

4252515425 has 24 divisors (see below), whose sum is σ = 5513784000. Its totient is φ = 3247358400.

The previous prime is 4252515403. The next prime is 4252515431. The reversal of 4252515425 is 5245152524.

It is not a de Polignac number, because 4252515425 - 26 = 4252515361 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279515 + ... + 294335.

It is an arithmetic number, because the mean of its divisors is an integer number (229741000).

Almost surely, 24252515425 is an apocalyptic number.

It is an amenable number.

4252515425 is a deficient number, since it is larger than the sum of its proper divisors (1261268575).

4252515425 is a wasteful number, since it uses less digits than its factorization.

4252515425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15353 (or 15348 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 4252515425 is about 65211.3136273147. The cubic root of 4252515425 is about 1620.1254062600.

Adding to 4252515425 its reverse (5245152524), we get a palindrome (9497667949).

The spelling of 4252515425 in words is "four billion, two hundred fifty-two million, five hundred fifteen thousand, four hundred twenty-five".

Divisors: 1 5 23 25 115 499 575 2495 11477 12475 14821 57385 74105 286925 340883 370525 1704415 7395679 8522075 36978395 170100617 184891975 850503085 4252515425