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80197248 = 273316737
BaseRepresentation
bin1001100011110…
…11011010000000
312120220102221110
410301323122000
5131012302443
611542523320
71662444135
oct461733200
9176812843
1080197248
11412a641a
1222a36540
13137cc0c1
14a91858c
157092233
hex4c7b680

80197248 has 64 divisors (see below), whose sum is σ = 219928320. Its totient is φ = 25866240.

The previous prime is 80197231. The next prime is 80197253. The reversal of 80197248 is 84279108.

It is a tau number, because it is divible by the number of its divisors (64).

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, 8536 + ... + 15272.

It is an arithmetic number, because the mean of its divisors is an integer number (3436380).

Almost surely, 280197248 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 80197248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109964160).

80197248 is an abundant number, since it is smaller than the sum of its proper divisors (139731072).

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

80197248 is a wasteful number, since it uses less digits than its factorization.

80197248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6785 (or 6773 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 80197248 is about 8955.2916200423. The cubic root of 80197248 is about 431.2407789669.

The spelling of 80197248 in words is "eighty million, one hundred ninety-seven thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 31 32 48 62 64 93 96 124 128 186 192 248 372 384 496 744 992 1488 1984 2976 3968 5952 6737 11904 13474 20211 26948 40422 53896 80844 107792 161688 208847 215584 323376 417694 431168 626541 646752 835388 862336 1253082 1293504 1670776 2506164 2587008 3341552 5012328 6683104 10024656 13366208 20049312 26732416 40098624 80197248