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8212002 = 233771521
BaseRepresentation
bin11111010100111000100010
3120110012202020
4133110320202
54100241002
6452002310
7126541461
oct37247042
916405666
108212002
1146a9887
122900396
131916a96
14113a9d8
15ac32bc
hex7d4e22

8212002 has 32 divisors (see below), whose sum is σ = 17138304. Its totient is φ = 2620800.

The previous prime is 8211991. The next prime is 8212019. The reversal of 8212002 is 2002128.

8212002 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15502 + ... + 16022.

It is an arithmetic number, because the mean of its divisors is an integer number (535572).

Almost surely, 28212002 is an apocalyptic number.

8212002 is an abundant number, since it is smaller than the sum of its proper divisors (8926302).

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

8212002 is a wasteful number, since it uses less digits than its factorization.

8212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 8212002 is about 2865.6590864930. The cubic root of 8212002 is about 201.7513032565.

The spelling of 8212002 in words is "eight million, two hundred twelve thousand, two".

Divisors: 1 2 3 6 37 71 74 111 142 213 222 426 521 1042 1563 2627 3126 5254 7881 15762 19277 36991 38554 57831 73982 110973 115662 221946 1368667 2737334 4106001 8212002