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554052213 = 321113430499
BaseRepresentation
bin100001000001100…
…010101001110101
31102121112202202100
4201001202221311
52113314132323
6130551132313
716505236401
oct4101425165
91377482670
10554052213
112648256a0
12135674099
138aa2ba60
1453826101
1533993943
hex21062a75

554052213 has 24 divisors (see below), whose sum is σ = 940212000. Its totient is φ = 309958560.

The previous prime is 554052211. The next prime is 554052223. The reversal of 554052213 is 312250455.

It is a happy number.

It is not a de Polignac number, because 554052213 - 21 = 554052211 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554052211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 213963 + ... + 216536.

It is an arithmetic number, because the mean of its divisors is an integer number (39175500).

Almost surely, 2554052213 is an apocalyptic number.

It is an amenable number.

554052213 is a deficient number, since it is larger than the sum of its proper divisors (386159787).

554052213 is a wasteful number, since it uses less digits than its factorization.

554052213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430529 (or 430526 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 554052213 is about 23538.3137246490. The cubic root of 554052213 is about 821.3285092755.

The spelling of 554052213 in words is "five hundred fifty-four million, fifty-two thousand, two hundred thirteen".

Divisors: 1 3 9 11 13 33 39 99 117 143 429 1287 430499 1291497 3874491 4735489 5596487 14206467 16789461 42619401 50368383 61561357 184684071 554052213