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70380676 = 2224173009
BaseRepresentation
bin1000011000111…
…10110010000100
311220102201010201
410030132302010
5121004140201
610552300244
71513140322
oct414366204
9156381121
1070380676
1136801053
121b6a1684
1311772b92
1494c0d12
1562a3801
hex431ec84

70380676 has 12 divisors (see below), whose sum is σ = 123678940. Its totient is φ = 35043840.

The previous prime is 70380659. The next prime is 70380677. The reversal of 70380676 is 67608307.

It can be written as a sum of positive squares in 2 ways, for example, as 32262400 + 38118276 = 5680^2 + 6174^2 .

It is not an unprimeable number, because it can be changed into a prime (70380677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35541 + ... + 37468.

Almost surely, 270380676 is an apocalyptic number.

It is an amenable number.

70380676 is a deficient number, since it is larger than the sum of its proper divisors (53298264).

70380676 is a wasteful number, since it uses less digits than its factorization.

70380676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73254 (or 73252 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 70380676 is about 8389.3191618867. The cubic root of 70380676 is about 412.8742628371.

The spelling of 70380676 in words is "seventy million, three hundred eighty thousand, six hundred seventy-six".

Divisors: 1 2 4 241 482 964 73009 146018 292036 17595169 35190338 70380676