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8081952 = 253292903
BaseRepresentation
bin11110110101001000100000
3120012121100120
4132311020200
54032110302
6445120240
7125460354
oct36651040
916177316
108081952
1146200aa
122859080
13189c828
141105464
15a999bc
hex7b5220

8081952 has 48 divisors (see below), whose sum is σ = 21954240. Its totient is φ = 2600192.

The previous prime is 8081929. The next prime is 8081963. The reversal of 8081952 is 2591808.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

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, 1333 + ... + 4235.

It is an arithmetic number, because the mean of its divisors is an integer number (457380).

Almost surely, 28081952 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 8081952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10977120).

8081952 is an abundant number, since it is smaller than the sum of its proper divisors (13872288).

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

8081952 is a wasteful number, since it uses less digits than its factorization.

8081952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2945 (or 2937 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 8081952 is about 2842.8774155774. The cubic root of 8081952 is about 200.6806145253.

The spelling of 8081952 in words is "eight million, eighty-one thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 29 32 48 58 87 96 116 174 232 348 464 696 928 1392 2784 2903 5806 8709 11612 17418 23224 34836 46448 69672 84187 92896 139344 168374 252561 278688 336748 505122 673496 1010244 1346992 2020488 2693984 4040976 8081952