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70497012 = 2235874751
BaseRepresentation
bin1000011001110…
…11001011110100
311220122121201110
410030323023310
5121021401022
610554555020
71514133435
oct414731364
9156577643
1070497012
11368804a3
121b738a70
13117b3b11
14951148c
1562c800c
hex433b2f4

70497012 has 12 divisors (see below), whose sum is σ = 164493056. Its totient is φ = 23499000.

The previous prime is 70496983. The next prime is 70497013. The reversal of 70497012 is 21079407.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70497013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2937364 + ... + 2937387.

Almost surely, 270497012 is an apocalyptic number.

It is an amenable number.

70497012 is an abundant number, since it is smaller than the sum of its proper divisors (93996044).

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

70497012 is a wasteful number, since it uses less digits than its factorization.

70497012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5874758 (or 5874756 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 70497012 is about 8396.2498771773. The cubic root of 70497012 is about 413.1016249592.

The spelling of 70497012 in words is "seventy million, four hundred ninety-seven thousand, twelve".

Divisors: 1 2 3 4 6 12 5874751 11749502 17624253 23499004 35248506 70497012