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893499453001 = 172556032
BaseRepresentation
bin11010000000010001011…
…01111010111001001001
310011102021111212002011101
431000020231322321021
5104114341324444001
61522245030101401
7121360515016321
oct15001055727111
93142244762141
10893499453001
11314a27169701
121251bb1aa861
1366344aa62ac
1431361d1c281
15183969bda01
hexd008b7ae49

893499453001 has 9 divisors (see below), whose sum is σ = 949167008391. Its totient is φ = 840925537632.

The previous prime is 893499452959. The next prime is 893499453047. The reversal of 893499453001 is 100354994398.

It is a happy number.

The square root of 893499453001 is 945251.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 695631062025 + 197868390976 = 834045^2 + 444824^2 .

It is not a de Polignac number, because 893499453001 - 27 = 893499452873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (893499453601) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16041466 + ... + 16097068.

Almost surely, 2893499453001 is an apocalyptic number.

893499453001 is the 945251-st square number.

893499453001 is the 472626-th centered octagonal number.

It is an amenable number.

893499453001 is a deficient number, since it is larger than the sum of its proper divisors (55667555390).

893499453001 is an frugal number, since it uses more digits than its factorization.

893499453001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111240 (or 55620 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 893499453001 in words is "eight hundred ninety-three billion, four hundred ninety-nine million, four hundred fifty-three thousand, one".

Divisors: 1 17 289 55603 945251 16069267 3091693609 52558791353 893499453001