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75260828 = 2218815207
BaseRepresentation
bin1000111110001…
…10001110011100
312020121122110002
410133012032130
5123231321303
611245033432
71602464216
oct437061634
9166548402
1075260828
1139534635
1221255878
1312791246
149dd15b6
156919788
hex47c639c

75260828 has 6 divisors (see below), whose sum is σ = 131706456. Its totient is φ = 37630412.

The previous prime is 75260797. The next prime is 75260837. The reversal of 75260828 is 82806257.

It is a junction number, because it is equal to n+sod(n) for n = 75260791 and 75260800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9407600 + ... + 9407607.

It is an arithmetic number, because the mean of its divisors is an integer number (21951076).

Almost surely, 275260828 is an apocalyptic number.

It is an amenable number.

75260828 is a deficient number, since it is larger than the sum of its proper divisors (56445628).

75260828 is a wasteful number, since it uses less digits than its factorization.

75260828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18815211 (or 18815209 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 75260828 is about 8675.2998795431. The cubic root of 75260828 is about 422.2046355966.

The spelling of 75260828 in words is "seventy-five million, two hundred sixty thousand, eight hundred twenty-eight".

Divisors: 1 2 4 18815207 37630414 75260828