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455145141 = 31141336397
BaseRepresentation
bin11011001000001…
…111011010110101
31011201102202202110
4123020033122311
51413004121031
6113055201233
714164445523
oct3310173265
91151382673
10455145141
11213a10310
12108516219
13733ab869
144463b313
1529e57c46
hex1b20f6b5

455145141 has 16 divisors (see below), whose sum is σ = 678178368. Its totient is φ = 269116800.

The previous prime is 455145121. The next prime is 455145167. The reversal of 455145141 is 141541554.

It is not a de Polignac number, because 455145141 - 25 = 455145109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 455145099 and 455145108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455145121) 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, 166846 + ... + 169551.

It is an arithmetic number, because the mean of its divisors is an integer number (42386148).

Almost surely, 2455145141 is an apocalyptic number.

455145141 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

455145141 is a deficient number, since it is larger than the sum of its proper divisors (223033227).

455145141 is a wasteful number, since it uses less digits than its factorization.

455145141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336452.

The product of its digits is 8000, while the sum is 30.

The square root of 455145141 is about 21334.1308939455. The cubic root of 455145141 is about 769.2189420687.

Adding to 455145141 its reverse (141541554), we get a palindrome (596686695).

The spelling of 455145141 in words is "four hundred fifty-five million, one hundred forty-five thousand, one hundred forty-one".

Divisors: 1 3 11 33 41 123 451 1353 336397 1009191 3700367 11101101 13792277 41376831 151715047 455145141