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455201725 = 52111655279
BaseRepresentation
bin11011001000011…
…101001110111101
31011201112122101011
4123020131032331
51413012423400
6113100315221
714165102506
oct3310351675
91151478334
10455201725
11213a49880
12108542b11
13733cb544
1444653bad
1529e698ba
hex1b21d3bd

455201725 has 12 divisors (see below), whose sum is σ = 615764160. Its totient is φ = 331055600.

The previous prime is 455201701. The next prime is 455201743. The reversal of 455201725 is 527102554.

It is not a de Polignac number, because 455201725 - 25 = 455201693 is a prime.

It is a super-2 number, since 2×4552017252 = 414417220885951250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 827365 + ... + 827914.

It is an arithmetic number, because the mean of its divisors is an integer number (51313680).

Almost surely, 2455201725 is an apocalyptic number.

It is an amenable number.

455201725 is a deficient number, since it is larger than the sum of its proper divisors (160562435).

455201725 is a wasteful number, since it uses less digits than its factorization.

455201725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655300 (or 1655295 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 31.

The square root of 455201725 is about 21335.4569906529. The cubic root of 455201725 is about 769.2508173813.

The spelling of 455201725 in words is "four hundred fifty-five million, two hundred one thousand, seven hundred twenty-five".

Divisors: 1 5 11 25 55 275 1655279 8276395 18208069 41381975 91040345 455201725