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50969000 = 235350969
BaseRepresentation
bin1100001001101…
…1100110101000
310112220111022202
43002123212220
5101022002000
65020235332
71156141445
oct302334650
9115814282
1050969000
1126852845
121509bb48
13a737494
146aaa9cc
15471bdd5
hex309b9a8

50969000 has 32 divisors (see below), whose sum is σ = 119269800. Its totient is φ = 20387200.

The previous prime is 50968999. The next prime is 50969003. The reversal of 50969000 is 96905.

It can be written as a sum of positive squares in 4 ways, for example, as 6959044 + 44009956 = 2638^2 + 6634^2 .

It is a super-2 number, since 2×509690002 = 5195677922000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50969003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24485 + ... + 26484.

Almost surely, 250969000 is an apocalyptic number.

50969000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50969000 is an abundant number, since it is smaller than the sum of its proper divisors (68300800).

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

50969000 is a wasteful number, since it uses less digits than its factorization.

50969000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50990 (or 50976 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 50969000 is about 7139.2576644915. The cubic root of 50969000 is about 370.7678235779.

The spelling of 50969000 in words is "fifty million, nine hundred sixty-nine thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 50969 101938 203876 254845 407752 509690 1019380 1274225 2038760 2548450 5096900 6371125 10193800 12742250 25484500 50969000