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50152025 = 5271126053
BaseRepresentation
bin1011111101010…
…0001001011001
310111100222122102
42333110021121
5100314331100
64550533145
71146166550
oct277241131
9114328572
1050152025
1126344a60
12149671b5
13a50c671
146936d97
154609cd5
hex2fd4259

50152025 has 24 divisors (see below), whose sum is σ = 77536704. Its totient is φ = 31262400.

The previous prime is 50152021. The next prime is 50152027. The reversal of 50152025 is 52025105.

It is not a de Polignac number, because 50152025 - 22 = 50152021 is a prime.

It is a super-2 number, since 2×501520252 = 5030451223201250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50151988 and 50152006.

It is not an unprimeable number, because it can be changed into a prime (50152021) 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, 11102 + ... + 14951.

It is an arithmetic number, because the mean of its divisors is an integer number (3230696).

Almost surely, 250152025 is an apocalyptic number.

50152025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

50152025 is a deficient number, since it is larger than the sum of its proper divisors (27384679).

50152025 is a wasteful number, since it uses less digits than its factorization.

50152025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26081 (or 26076 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 50152025 is about 7081.8094439204. The cubic root of 50152025 is about 368.7761486772.

Subtracting 50152025 from its reverse (52025105), we obtain a triangular number (1873080 = T1935).

The spelling of 50152025 in words is "fifty million, one hundred fifty-two thousand, twenty-five".

Divisors: 1 5 7 11 25 35 55 77 175 275 385 1925 26053 130265 182371 286583 651325 911855 1432915 2006081 4559275 7164575 10030405 50152025