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538067950 = 25271537337
BaseRepresentation
bin100000000100100…
…100001111101110
31101111110200110121
4200010210033232
52100221133300
6125220355154
716222334140
oct4004441756
91344420417
10538067950
112567a8462
12130245aba
1387623404
1451664c90
153238781a
hex201243ee

538067950 has 24 divisors (see below), whose sum is σ = 1143779472. Its totient is φ = 184480320.

The previous prime is 538067909. The next prime is 538067953. The reversal of 538067950 is 59760835.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 538067897 and 538067906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538067953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 768319 + ... + 769018.

It is an arithmetic number, because the mean of its divisors is an integer number (47657478).

Almost surely, 2538067950 is an apocalyptic number.

538067950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

538067950 is an abundant number, since it is smaller than the sum of its proper divisors (605711522).

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

538067950 is a wasteful number, since it uses less digits than its factorization.

538067950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537356 (or 1537351 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The square root of 538067950 is about 23196.2917294985. The cubic root of 538067950 is about 813.3529409782.

The spelling of 538067950 in words is "five hundred thirty-eight million, sixty-seven thousand, nine hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 1537337 3074674 7686685 10761359 15373370 21522718 38433425 53806795 76866850 107613590 269033975 538067950