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1054454223 = 31720675573
BaseRepresentation
bin111110110110011…
…011000111001111
32201111010211021010
4332312123013033
54124420013343
6252344340303
735062466364
oct7666330717
92644124233
101054454223
114a1237079
12255174693
1313a5c4b14
14a008446b
156288ad33
hex3ed9b1cf

1054454223 has 8 divisors (see below), whose sum is σ = 1488641328. Its totient is φ = 661618304.

The previous prime is 1054454221. The next prime is 1054454227. The reversal of 1054454223 is 3224544501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1054454223 - 21 = 1054454221 is a prime.

It is a super-3 number, since 3×10544542233 (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054454221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10337736 + ... + 10337837.

It is an arithmetic number, because the mean of its divisors is an integer number (186080166).

Almost surely, 21054454223 is an apocalyptic number.

1054454223 is a deficient number, since it is larger than the sum of its proper divisors (434187105).

1054454223 is a wasteful number, since it uses less digits than its factorization.

1054454223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20675593.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 1054454223 is about 32472.3609089330. The cubic root of 1054454223 is about 1017.8315534363.

Adding to 1054454223 its reverse (3224544501), we get a palindrome (4278998724).

The spelling of 1054454223 in words is "one billion, fifty-four million, four hundred fifty-four thousand, two hundred twenty-three".

Divisors: 1 3 17 51 20675573 62026719 351484741 1054454223