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80076472 = 23731193239
BaseRepresentation
bin1001100010111…
…01111010111000
312120200022021021
410301131322320
5130444421342
611540152224
71661432050
oct461357270
9176608237
1080076472
1141223703
1222998674
1313789138
14a8c6560
15706b567
hex4c5deb8

80076472 has 64 divisors (see below), whose sum is σ = 178790400. Its totient is φ = 32901120.

The previous prime is 80076461. The next prime is 80076487. The reversal of 80076472 is 27467008.

It is a congruent number.

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, 334929 + ... + 335167.

It is an arithmetic number, because the mean of its divisors is an integer number (2793600).

Almost surely, 280076472 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 80076472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89395200).

80076472 is an abundant number, since it is smaller than the sum of its proper divisors (98713928).

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

80076472 is a wasteful number, since it uses less digits than its factorization.

80076472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 80076472 is about 8948.5458036488. The cubic root of 80076472 is about 431.0241892242.

The spelling of 80076472 in words is "eighty million, seventy-six thousand, four hundred seventy-two".

Divisors: 1 2 4 7 8 14 28 31 56 62 124 193 217 239 248 386 434 478 772 868 956 1351 1544 1673 1736 1912 2702 3346 5404 5983 6692 7409 10808 11966 13384 14818 23932 29636 41881 46127 47864 51863 59272 83762 92254 103726 167524 184508 207452 322889 335048 369016 414904 645778 1291556 1429937 2583112 2859874 5719748 10009559 11439496 20019118 40038236 80076472