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80260038 = 2331486297
BaseRepresentation
bin1001100100010…
…10101111000110
312121000122002000
410302022233012
5131021310123
611544130130
71663125165
oct462125706
9177018060
1080260038
1141339611
1222a66946
1313821861
14a9333dc
1570a5b43
hex4c8abc6

80260038 has 16 divisors (see below), whose sum is σ = 178355760. Its totient is φ = 26753328.

The previous prime is 80260027. The next prime is 80260049. The reversal of 80260038 is 83006208.

It is an interprime number because it is at equal distance from previous prime (80260027) and next prime (80260049).

It is a super-2 number, since 2×802600382 = 12883347399522888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 80259993 and 80260020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743095 + ... + 743202.

It is an arithmetic number, because the mean of its divisors is an integer number (11147235).

Almost surely, 280260038 is an apocalyptic number.

80260038 is an abundant number, since it is smaller than the sum of its proper divisors (98095722).

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

80260038 is a wasteful number, since it uses less digits than its factorization.

80260038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486308 (or 1486302 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 80260038 is about 8958.7966825908. The cubic root of 80260038 is about 431.3532954829.

The spelling of 80260038 in words is "eighty million, two hundred sixty thousand, thirty-eight".

Divisors: 1 2 3 6 9 18 27 54 1486297 2972594 4458891 8917782 13376673 26753346 40130019 80260038