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80254476 = 2234673697
BaseRepresentation
bin1001100100010…
…01011000001100
312121000100110000
410302021120030
5131021120401
611544044300
71663103031
oct462113014
9177010400
1080254476
1141335415
1222a63690
131381c173
14a931388
1570a4186
hex4c8960c

80254476 has 60 divisors (see below), whose sum is σ = 212990008. Its totient is φ = 26345088.

The previous prime is 80254457. The next prime is 80254477. The reversal of 80254476 is 67445208.

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 80254476.

It is not an unprimeable number, because it can be changed into a prime (80254477) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 19860 + ... + 23556.

Almost surely, 280254476 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 80254476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106495004).

80254476 is an abundant number, since it is smaller than the sum of its proper divisors (132735532).

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

80254476 is a wasteful number, since it uses less digits than its factorization.

80254476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780 (or 3769 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 80254476 is about 8958.4862560591. The cubic root of 80254476 is about 431.3433310286.

It can be divided in two parts, 802 and 54476, that added together give a triangular number (55278 = T332).

The spelling of 80254476 in words is "eighty million, two hundred fifty-four thousand, four hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 67 81 108 134 162 201 268 324 402 603 804 1206 1809 2412 3618 3697 5427 7236 7394 10854 11091 14788 21708 22182 33273 44364 66546 99819 133092 199638 247699 299457 399276 495398 598914 743097 990796 1197828 1486194 2229291 2972388 4458582 6687873 8917164 13375746 20063619 26751492 40127238 80254476