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52404668 = 2213994253
BaseRepresentation
bin1100011111101…
…0000110111100
310122121102200122
43013322012330
5101403422133
65111114112
71204301201
oct307720674
9118542618
1052404668
1127643448
1215672938
13ab1aaa4
146d61ca8
154902498
hex31fa1bc

52404668 has 12 divisors (see below), whose sum is σ = 92368920. Its totient is φ = 26013552.

The previous prime is 52404661. The next prime is 52404689. The reversal of 52404668 is 86640425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52404661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46571 + ... + 47682.

It is an arithmetic number, because the mean of its divisors is an integer number (7697410).

Almost surely, 252404668 is an apocalyptic number.

It is an amenable number.

52404668 is a deficient number, since it is larger than the sum of its proper divisors (39964252).

52404668 is a wasteful number, since it uses less digits than its factorization.

52404668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94396 (or 94394 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 52404668 is about 7239.1068509865. The cubic root of 52404668 is about 374.2168378537.

The spelling of 52404668 in words is "fifty-two million, four hundred four thousand, six hundred sixty-eight".

Divisors: 1 2 4 139 278 556 94253 188506 377012 13101167 26202334 52404668