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6670000407 = 371916716793
BaseRepresentation
bin1100011011001000…
…00010000100010111
3122012211210010110010
412031210002010113
5102130010003112
63021505131303
7324201032220
oct61544020427
918184703403
106670000407
112913050034
121361929b33
13823b33405
14473bb8247
1529088163c
hex18d902117

6670000407 has 16 divisors (see below), whose sum is σ = 10698748160. Its totient is φ = 3610827072.

The previous prime is 6670000399. The next prime is 6670000423. The reversal of 6670000407 is 7040000766.

It is not a de Polignac number, because 6670000407 - 23 = 6670000399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6670000807) 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 15 ways as a sum of consecutive naturals, for example, 8357998 + ... + 8358795.

It is an arithmetic number, because the mean of its divisors is an integer number (668671760).

Almost surely, 26670000407 is an apocalyptic number.

6670000407 is a deficient number, since it is larger than the sum of its proper divisors (4028747753).

6670000407 is a wasteful number, since it uses less digits than its factorization.

6670000407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16716822.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 6670000407 is about 81670.0704481146. The cubic root of 6670000407 is about 1882.3857224605.

The spelling of 6670000407 in words is "six billion, six hundred seventy million, four hundred seven", and thus it is an aban number.

Divisors: 1 3 7 19 21 57 133 399 16716793 50150379 117017551 317619067 351052653 952857201 2223333469 6670000407