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62427428 = 22723315359
BaseRepresentation
bin1110111000100…
…1000100100100
311100110122022222
43232021010210
5111440134203
610110011512
71355424110
oct356110444
9140418288
1062427428
1132269718
1218aa6b98
13cc19b0b
148410740
155732038
hex3b89124

62427428 has 96 divisors (see below), whose sum is σ = 139345920. Its totient is φ = 23886720.

The previous prime is 62427427. The next prime is 62427433. The reversal of 62427428 is 82472426.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (62427427) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1058063 + ... + 1058121.

It is an arithmetic number, because the mean of its divisors is an integer number (1451520).

Almost surely, 262427428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 62427428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69672960).

62427428 is an abundant number, since it is smaller than the sum of its proper divisors (76918492).

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

62427428 is a wasteful number, since it uses less digits than its factorization.

62427428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177 (or 175 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 62427428 is about 7901.1029609796. The cubic root of 62427428 is about 396.6966023434.

The spelling of 62427428 in words is "sixty-two million, four hundred twenty-seven thousand, four hundred twenty-eight".

Divisors: 1 2 4 7 14 23 28 31 46 53 59 62 92 106 118 124 161 212 217 236 322 371 413 434 644 713 742 826 868 1219 1357 1426 1484 1643 1652 1829 2438 2714 2852 3127 3286 3658 4876 4991 5428 6254 6572 7316 8533 9499 9982 11501 12508 12803 17066 18998 19964 21889 23002 25606 34132 37789 37996 42067 43778 46004 51212 71921 75578 84134 87556 96937 143842 151156 168268 193874 264523 287684 294469 387748 503447 529046 588938 678559 1006894 1058092 1177876 1357118 2013788 2229551 2714236 4459102 8918204 15606857 31213714 62427428