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352040145025 = 52175623147311
BaseRepresentation
bin1010001111101110011…
…10100101000010000001
31020122200021122022012211
411013313032211002001
521231434234120100
6425420334022121
734301611600642
oct5076716450201
91218607568184
10352040145025
11126332536518
1258289647941
132727446052a
14130787bb6c9
1592561e61ba
hex51f73a5081

352040145025 has 24 divisors (see below), whose sum is σ = 462293339904. Its totient is φ = 265016582400.

The previous prime is 352040145001. The next prime is 352040145047. The reversal of 352040145025 is 520541040253.

It is not a de Polignac number, because 352040145025 - 29 = 352040144513 is a prime.

It is a Duffinian number.

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, 2316120 + ... + 2463430.

It is an arithmetic number, because the mean of its divisors is an integer number (19262222496).

Almost surely, 2352040145025 is an apocalyptic number.

It is an amenable number.

352040145025 is a deficient number, since it is larger than the sum of its proper divisors (110253194879).

352040145025 is a wasteful number, since it uses less digits than its factorization.

352040145025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152961 (or 152956 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 352040145025 its reverse (520541040253), we get a palindrome (872581185278).

The spelling of 352040145025 in words is "three hundred fifty-two billion, forty million, one hundred forty-five thousand, twenty-five".

Divisors: 1 5 17 25 85 425 5623 28115 95591 140575 147311 477955 736555 2389775 2504287 3682775 12521435 62607175 828329753 4141648765 14081605801 20708243825 70408029005 352040145025