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70749204 = 2235895767
BaseRepresentation
bin1000011011110…
…00110000010100
311221010102122220
410031320300110
5121102433304
611004222340
71516233621
oct415706024
9157112586
1070749204
1136a32a19
121b83a9b0
1311871846
149579348
156327ad9
hex4378c14

70749204 has 12 divisors (see below), whose sum is σ = 165081504. Its totient is φ = 23583064.

The previous prime is 70749199. The next prime is 70749221. The reversal of 70749204 is 40294707.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 2947872 + ... + 2947895.

It is an arithmetic number, because the mean of its divisors is an integer number (13756792).

Almost surely, 270749204 is an apocalyptic number.

It is an amenable number.

70749204 is an abundant number, since it is smaller than the sum of its proper divisors (94332300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70749204 is a wasteful number, since it uses less digits than its factorization.

70749204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895774 (or 5895772 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 70749204 is about 8411.2546032087. The cubic root of 70749204 is about 413.5936408053.

The spelling of 70749204 in words is "seventy million, seven hundred forty-nine thousand, two hundred four".

Divisors: 1 2 3 4 6 12 5895767 11791534 17687301 23583068 35374602 70749204