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552868030 = 251113386621
BaseRepresentation
bin100000111101000…
…001100010111110
31102112022121100201
4200331001202332
52113013234110
6130505514114
716462205101
oct4075014276
91375277321
10552868030
11264096a30
121351a293a
138a705a60
14535d8738
153380cb3a
hex20f418be

552868030 has 32 divisors (see below), whose sum is σ = 1169144928. Its totient is φ = 185577600.

The previous prime is 552868013. The next prime is 552868031. The reversal of 552868030 is 30868255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552868031) 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, 191881 + ... + 194740.

It is an arithmetic number, because the mean of its divisors is an integer number (36535779).

Almost surely, 2552868030 is an apocalyptic number.

552868030 is an abundant number, since it is smaller than the sum of its proper divisors (616276898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552868030 is a wasteful number, since it uses less digits than its factorization.

552868030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386652.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 552868030 is about 23513.1458975612. The cubic root of 552868030 is about 820.7429465322.

The spelling of 552868030 in words is "five hundred fifty-two million, eight hundred sixty-eight thousand, thirty".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 386621 773242 1933105 3866210 4252831 5026073 8505662 10052146 21264155 25130365 42528310 50260730 55286803 110573606 276434015 552868030