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80410380 = 22351797487
BaseRepresentation
bin1001100101011…
…11011100001100
312121022021022020
410302233130030
5131041113010
611551250140
71664322411
oct462573414
9177267266
1080410380
1141431566
1222b19950
131387510b
14a972108
1570d5470
hex4caf70c

80410380 has 48 divisors (see below), whose sum is σ = 226437120. Its totient is φ = 21320128.

The previous prime is 80410367. The next prime is 80410403. The reversal of 80410380 is 8301408.

It is a self number, because there is not a number n which added to its sum of digits gives 80410380.

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, 6997 + ... + 14483.

It is an arithmetic number, because the mean of its divisors is an integer number (4717440).

Almost surely, 280410380 is an apocalyptic number.

It is an amenable number.

80410380 is an abundant number, since it is smaller than the sum of its proper divisors (146026740).

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

80410380 is a wasteful number, since it uses less digits than its factorization.

80410380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678 (or 7676 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 80410380 is about 8967.1835043117. The cubic root of 80410380 is about 431.6224625075.

Adding to 80410380 its reverse (8301408), we get a palindrome (88711788).

The spelling of 80410380 in words is "eighty million, four hundred ten thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 179 358 537 716 895 1074 1790 2148 2685 3580 5370 7487 10740 14974 22461 29948 37435 44922 74870 89844 112305 149740 224610 449220 1340173 2680346 4020519 5360692 6700865 8041038 13401730 16082076 20102595 26803460 40205190 80410380