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671342670044 = 22712363882641
BaseRepresentation
bin10011100010011110010…
…01000011000011011100
32101011212000200012101222
421301033021003003130
541444402210420134
61232224403152512
766334332353414
oct11611711030334
92334760605358
10671342670044
11239795487532
12aa13b375738
134b3cc2cca77
14246c9327644
15126e329ba2e
hex9c4f2430dc

671342670044 has 12 divisors (see below), whose sum is σ = 1191396851568. Its totient is φ = 330943569600.

The previous prime is 671342670023. The next prime is 671342670107. The reversal of 671342670044 is 440076243176.

It is a junction number, because it is equal to n+sod(n) for n = 671342669977 and 671342670004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181941037 + ... + 1181941604.

It is an arithmetic number, because the mean of its divisors is an integer number (99283070964).

Almost surely, 2671342670044 is an apocalyptic number.

It is an amenable number.

671342670044 is a deficient number, since it is larger than the sum of its proper divisors (520054181524).

671342670044 is a wasteful number, since it uses less digits than its factorization.

671342670044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2363882716 (or 2363882714 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 671342670044 in words is "six hundred seventy-one billion, three hundred forty-two million, six hundred seventy thousand, forty-four".

Divisors: 1 2 4 71 142 284 2363882641 4727765282 9455530564 167835667511 335671335022 671342670044