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80029612 = 22132118387
BaseRepresentation
bin1001100010100…
…10011110101100
312120120220222201
410301102132230
5130441421422
611535151244
71661145325
oct461223654
9176526881
1080029612
11411a1483
1222975524
1313770a00
14a8b344c
15705c727
hex4c527ac

80029612 has 18 divisors (see below), whose sum is σ = 151655028. Its totient is φ = 36936432.

The previous prime is 80029597. The next prime is 80029613. The reversal of 80029612 is 21692008.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (80029613) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 58518 + ... + 59869.

Almost surely, 280029612 is an apocalyptic number.

It is an amenable number.

80029612 is a deficient number, since it is larger than the sum of its proper divisors (71625416).

80029612 is a wasteful number, since it uses less digits than its factorization.

80029612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118417 (or 118402 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 80029612 is about 8945.9271179683. The cubic root of 80029612 is about 430.9400957148.

The spelling of 80029612 in words is "eighty million, twenty-nine thousand, six hundred twelve".

Divisors: 1 2 4 13 26 52 169 338 676 118387 236774 473548 1539031 3078062 6156124 20007403 40014806 80029612