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80024025 = 3521066987
BaseRepresentation
bin1001100010100…
…01000111011001
312120120122022210
410301101013121
5130441232100
611535105333
71661123124
oct461210731
9176518283
1080024025
1141198264
1222972249
131376b2c3
14a8b13bb
15705ac50
hex4c511d9

80024025 has 12 divisors (see below), whose sum is σ = 132306512. Its totient is φ = 42679440.

The previous prime is 80023997. The next prime is 80024039. The reversal of 80024025 is 52042008.

It is not a de Polignac number, because 80024025 - 27 = 80023897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80023992 and 80024010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 533419 + ... + 533568.

Almost surely, 280024025 is an apocalyptic number.

It is an amenable number.

80024025 is a deficient number, since it is larger than the sum of its proper divisors (52282487).

80024025 is a wasteful number, since it uses less digits than its factorization.

80024025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067000 (or 1066995 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 80024025 is about 8945.6148475105. The cubic root of 80024025 is about 430.9300672671.

The spelling of 80024025 in words is "eighty million, twenty-four thousand, twenty-five".

Divisors: 1 3 5 15 25 75 1066987 3200961 5334935 16004805 26674675 80024025