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67030002051 = 3432512717639
BaseRepresentation
bin111110011011010011…
…001010100110000011
320102000102202220121120
4332123103022212003
52044234140031201
650443153323323
74562031421335
oct763323124603
9212012686546
1067030002051
1126477763711
1210ba8266543
13642303900c
14335c3bd455
151b249e6536
hexf9b4ca983

67030002051 has 32 divisors (see below), whose sum is σ = 92167004160. Its totient is φ = 43307460000.

The previous prime is 67030002037. The next prime is 67030002089. The reversal of 67030002051 is 15020003076.

It is not a de Polignac number, because 67030002051 - 219 = 67029477763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67030002031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8770890 + ... + 8778528.

It is an arithmetic number, because the mean of its divisors is an integer number (2880218880).

Almost surely, 267030002051 is an apocalyptic number.

67030002051 is a deficient number, since it is larger than the sum of its proper divisors (25137002109).

67030002051 is a wasteful number, since it uses less digits than its factorization.

67030002051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8207.

The product of its (nonzero) digits is 1260, while the sum is 24.

The spelling of 67030002051 in words is "sixty-seven billion, thirty million, two thousand, fifty-one".

Divisors: 1 3 43 129 251 271 753 813 7639 10793 11653 22917 32379 34959 68021 204063 328477 985431 1917389 2070169 2924903 5752167 6210507 8774709 82447727 89017267 247343181 267051801 519612419 1558837257 22343334017 67030002051