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80470701 = 328941189
BaseRepresentation
bin1001100101111…
…10001010101101
312121102100001100
410302332022231
5131100030301
611552433313
71664663313
oct462761255
9177370040
1080470701
1141472913
1222b48839
13138966cc
14a98a0b3
1570e8286
hex4cbe2ad

80470701 has 6 divisors (see below), whose sum is σ = 116235470. Its totient is φ = 53647128.

The previous prime is 80470697. The next prime is 80470711. The reversal of 80470701 is 10707408.

It can be written as a sum of positive squares in only one way, i.e., 80460900 + 9801 = 8970^2 + 99^2 .

It is not a de Polignac number, because 80470701 - 22 = 80470697 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80470711) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4470586 + ... + 4470603.

Almost surely, 280470701 is an apocalyptic number.

It is an amenable number.

80470701 is a deficient number, since it is larger than the sum of its proper divisors (35764769).

80470701 is a wasteful number, since it uses less digits than its factorization.

80470701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8941195 (or 8941192 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 80470701 is about 8970.5463044343. The cubic root of 80470701 is about 431.7303647911.

The spelling of 80470701 in words is "eighty million, four hundred seventy thousand, seven hundred one".

Divisors: 1 3 9 8941189 26823567 80470701