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70080148 = 2217520037
BaseRepresentation
bin1000010110101…
…01011010010100
311212212102220001
410023111122110
5120420031043
610542021044
71510446205
oct413253224
9155772801
1070080148
1136616286
121b577784
1311699158
1494435ac
15624474d
hex42d5694

70080148 has 6 divisors (see below), whose sum is σ = 122640266. Its totient is φ = 35040072.

The previous prime is 70080097. The next prime is 70080167. The reversal of 70080148 is 84108007.

It can be written as a sum of positive squares in only one way, i.e., 69255684 + 824464 = 8322^2 + 908^2 .

It is a super-2 number, since 2×700801482 = 9822454287403808, which contains 22 as substring.

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, 8760015 + ... + 8760022.

Almost surely, 270080148 is an apocalyptic number.

It is an amenable number.

70080148 is a deficient number, since it is larger than the sum of its proper divisors (52560118).

70080148 is a wasteful number, since it uses less digits than its factorization.

70080148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17520041 (or 17520039 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 28.

The square root of 70080148 is about 8371.3886542198. The cubic root of 70080148 is about 412.2857617847.

The spelling of 70080148 in words is "seventy million, eighty thousand, one hundred forty-eight".

Divisors: 1 2 4 17520037 35040074 70080148