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72930947006 = 248774877769
BaseRepresentation
bin100001111101100000…
…1011110111110111110
320222020200102222022102
41003323001132332332
52143330310301011
653300511145102
75161203551441
oct1037301367676
9228220388272
1072930947006
1128a25688a25
1212174515192
136b53732418
14375bda5658
151d6cab473b
hex10fb05efbe

72930947006 has 8 divisors (see below), whose sum is σ = 109621055280. Its totient is φ = 36390595248.

The previous prime is 72930946993. The next prime is 72930947039. The reversal of 72930947006 is 60074903927.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37437911 + ... + 37439858.

It is an arithmetic number, because the mean of its divisors is an integer number (13702631910).

Almost surely, 272930947006 is an apocalyptic number.

72930947006 is a deficient number, since it is larger than the sum of its proper divisors (36690108274).

72930947006 is a wasteful number, since it uses less digits than its factorization.

72930947006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74878258.

The product of its (nonzero) digits is 571536, while the sum is 47.

The spelling of 72930947006 in words is "seventy-two billion, nine hundred thirty million, nine hundred forty-seven thousand, six".

Divisors: 1 2 487 974 74877769 149755538 36465473503 72930947006