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80294030 = 25311791447
BaseRepresentation
bin1001100100100…
…11000010001110
312121002100200222
410302103002032
5131023402110
611544551342
71663326245
oct462230216
9177070628
1080294030
1141362103
1222a82552
131383417b
14a94195c
1570b0c55
hex4c9308e

80294030 has 32 divisors (see below), whose sum is σ = 150128640. Its totient is φ = 30886560.

The previous prime is 80294021. The next prime is 80294047. The reversal of 80294030 is 3049208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54767 + ... + 56213.

It is an arithmetic number, because the mean of its divisors is an integer number (4691520).

Almost surely, 280294030 is an apocalyptic number.

80294030 is a deficient number, since it is larger than the sum of its proper divisors (69834610).

80294030 is a wasteful number, since it uses less digits than its factorization.

80294030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 80294030 is about 8960.6936115459. The cubic root of 80294030 is about 431.4141829519.

The spelling of 80294030 in words is "eighty million, two hundred ninety-four thousand, thirty".

Divisors: 1 2 5 10 31 62 155 179 310 358 895 1447 1790 2894 5549 7235 11098 14470 27745 44857 55490 89714 224285 259013 448570 518026 1295065 2590130 8029403 16058806 40147015 80294030