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80192196 = 223271718719
BaseRepresentation
bin1001100011110…
…10001011000100
312120220012000100
410301322023010
5131012122241
611542444100
71662423330
oct461721304
9176805010
1080192196
11412a2647
1222a33630
13137c9a06
14a9167c0
1570909b6
hex4c7a2c4

80192196 has 72 divisors (see below), whose sum is σ = 245306880. Its totient is φ = 21563136.

The previous prime is 80192171. The next prime is 80192197. The reversal of 80192196 is 69129108.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 80192196.

It is not an unprimeable number, because it can be changed into a prime (80192197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5076 + ... + 13643.

It is an arithmetic number, because the mean of its divisors is an integer number (3407040).

Almost surely, 280192196 is an apocalyptic number.

It is an amenable number.

80192196 is an abundant number, since it is smaller than the sum of its proper divisors (165114684).

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

80192196 is a wasteful number, since it uses less digits than its factorization.

80192196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18753 (or 18748 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 36.

The square root of 80192196 is about 8955.0095477336. The cubic root of 80192196 is about 431.2317234851.

The spelling of 80192196 in words is "eighty million, one hundred ninety-two thousand, one hundred ninety-six".

Divisors: 1 2 3 4 6 7 9 12 14 17 18 21 28 34 36 42 51 63 68 84 102 119 126 153 204 238 252 306 357 476 612 714 1071 1428 2142 4284 18719 37438 56157 74876 112314 131033 168471 224628 262066 318223 336942 393099 524132 636446 673884 786198 954669 1179297 1272892 1572396 1909338 2227561 2358594 2864007 3818676 4455122 4717188 5728014 6682683 8910244 11456028 13365366 20048049 26730732 40096098 80192196