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70986196 = 2217746549
BaseRepresentation
bin1000011101100…
…10100111010100
311221120110202101
410032302213110
5121133024241
611013251444
71521241561
oct416624724
9157513671
1070986196
1137084a86
121b933b84
1311925688
1495db868
156372e31
hex43b29d4

70986196 has 6 divisors (see below), whose sum is σ = 124225850. Its totient is φ = 35493096.

The previous prime is 70986079. The next prime is 70986199. The reversal of 70986196 is 69168907.

It can be written as a sum of positive squares in only one way, i.e., 70056900 + 929296 = 8370^2 + 964^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70986199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8873271 + ... + 8873278.

Almost surely, 270986196 is an apocalyptic number.

It is an amenable number.

70986196 is a deficient number, since it is larger than the sum of its proper divisors (53239654).

70986196 is a wasteful number, since it uses less digits than its factorization.

70986196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17746553 (or 17746551 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 70986196 is about 8425.3306166583. The cubic root of 70986196 is about 414.0549375935.

The spelling of 70986196 in words is "seventy million, nine hundred eighty-six thousand, one hundred ninety-six".

Divisors: 1 2 4 17746549 35493098 70986196