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999983000073 = 3367908249773
BaseRepresentation
bin11101000110100111010…
…00011010101000001001
310112121010112102201222010
432203103220122220021
5112340431122000243
62043215202050133
7132150340153401
oct16432350325011
93477115381863
10999983000073
113560aa374672
12141978349949
13733b48c5b05
143658409d801
151b02a009433
hexe8d3a1aa09

999983000073 has 8 divisors (see below), whose sum is σ = 1336943667328. Its totient is φ = 664838833104.

The previous prime is 999983000063. The next prime is 999983000113. The reversal of 999983000073 is 370000389999.

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

It is not a de Polignac number, because 999983000073 - 25 = 999983000041 is a prime.

It is the 999992-nd Hogben number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 999982999977 and 999983000022.

It is not an unprimeable number, because it can be changed into a prime (999983000063) by changing a digit.

It is a nontrivial repunit in base 999991.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454123786 + ... + 454125987.

It is an arithmetic number, because the mean of its divisors is an integer number (167117958416).

Almost surely, 2999983000073 is an apocalyptic number.

It is an amenable number.

999983000073 is a deficient number, since it is larger than the sum of its proper divisors (336960667255).

999983000073 is a wasteful number, since it uses less digits than its factorization.

999983000073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908250143.

The product of its (nonzero) digits is 3306744, while the sum is 57.

The spelling of 999983000073 in words is "nine hundred ninety-nine billion, nine hundred eighty-three million, seventy-three", and thus it is an aban number.

Divisors: 1 3 367 1101 908249773 2724749319 333327666691 999983000073