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7996000 = 25531999
BaseRepresentation
bin11110100000001001100000
3120001020110011
4132200021200
54021333000
6443214304
7124651645
oct36401140
916036404
107996000
114571571
122817394
13186c67c
1410c1dcc
15a7e2ba
hex7a0260

7996000 has 48 divisors (see below), whose sum is σ = 19656000. Its totient is φ = 3196800.

The previous prime is 7995991. The next prime is 7996031. The reversal of 7996000 is 6997.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3001 + ... + 4999.

It is an arithmetic number, because the mean of its divisors is an integer number (409500).

Almost surely, 27996000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7996000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9828000).

7996000 is an abundant number, since it is smaller than the sum of its proper divisors (11660000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7996000 is a wasteful number, since it uses less digits than its factorization.

7996000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024 (or 2006 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 7996000 is about 2827.7199295546. The cubic root of 7996000 is about 199.9666611096.

The spelling of 7996000 in words is "seven million, nine hundred ninety-six thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 1999 2000 3998 4000 7996 9995 15992 19990 31984 39980 49975 63968 79960 99950 159920 199900 249875 319840 399800 499750 799600 999500 1599200 1999000 3998000 7996000