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80228802 = 23372831277
BaseRepresentation
bin1001100100000…
…11000111000010
312120222001020010
410302003013002
5131014310202
611543325350
71662635133
oct462030702
9176861203
1080228802
11413180a5
1222a50856
1313810584
14a925c8a
15709b76c
hex4c831c2

80228802 has 32 divisors (see below), whose sum is σ = 165506112. Its totient is φ = 25907904.

The previous prime is 80228791. The next prime is 80228843. The reversal of 80228802 is 20882208.

It is a self number, because there is not a number n which added to its sum of digits gives 80228802.

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, 62188 + ... + 63464.

It is an arithmetic number, because the mean of its divisors is an integer number (5172066).

Almost surely, 280228802 is an apocalyptic number.

80228802 is an abundant number, since it is smaller than the sum of its proper divisors (85277310).

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

80228802 is a wasteful number, since it uses less digits than its factorization.

80228802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602.

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 80228802 is about 8957.0531984576. The cubic root of 80228802 is about 431.2973294830.

The spelling of 80228802 in words is "eighty million, two hundred twenty-eight thousand, eight hundred two".

Divisors: 1 2 3 6 37 74 111 222 283 566 849 1277 1698 2554 3831 7662 10471 20942 31413 47249 62826 94498 141747 283494 361391 722782 1084173 2168346 13371467 26742934 40114401 80228802