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80034470 = 2517470791
BaseRepresentation
bin1001100010100…
…11101010100110
312120121011122122
410301103222212
5130442100340
611535225542
71661165435
oct461235246
9176534578
1080034470
11411a509a
12229782b2
1313772c99
14a8b511c
15705ddb5
hex4c53aa6

80034470 has 16 divisors (see below), whose sum is σ = 152536608. Its totient is φ = 30130560.

The previous prime is 80034469. The next prime is 80034497. The reversal of 80034470 is 7443008.

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, 235226 + ... + 235565.

It is an arithmetic number, because the mean of its divisors is an integer number (9533538).

Almost surely, 280034470 is an apocalyptic number.

80034470 is a deficient number, since it is larger than the sum of its proper divisors (72502138).

80034470 is a wasteful number, since it uses less digits than its factorization.

80034470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470815.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 80034470 is about 8946.1986340568. The cubic root of 80034470 is about 430.9488152566.

Adding to 80034470 its reverse (7443008), we get a palindrome (87477478).

The spelling of 80034470 in words is "eighty million, thirty-four thousand, four hundred seventy".

Divisors: 1 2 5 10 17 34 85 170 470791 941582 2353955 4707910 8003447 16006894 40017235 80034470