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3970979 = 171092143
BaseRepresentation
bin1111001001011110100011
321110202011022
433021132203
52004032404
6221040055
745516125
oct17113643
97422138
103970979
112272501
1213b602b
13a905bc
14755215
155368be
hex3c97a3

3970979 has 8 divisors (see below), whose sum is σ = 4245120. Its totient is φ = 3701376.

The previous prime is 3970949. The next prime is 3970991. The reversal of 3970979 is 9790793.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3970979 - 28 = 3970723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3970949) 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 in 7 ways as a sum of consecutive naturals, for example, 782 + ... + 2924.

It is an arithmetic number, because the mean of its divisors is an integer number (530640).

Almost surely, 23970979 is an apocalyptic number.

3970979 is a deficient number, since it is larger than the sum of its proper divisors (274141).

3970979 is a wasteful number, since it uses less digits than its factorization.

3970979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269.

The product of its (nonzero) digits is 107163, while the sum is 44.

The square root of 3970979 is about 1992.7315423810. The cubic root of 3970979 is about 158.3552732909.

The spelling of 3970979 in words is "three million, nine hundred seventy thousand, nine hundred seventy-nine".

Divisors: 1 17 109 1853 2143 36431 233587 3970979