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142059524 = 2235514881
BaseRepresentation
bin10000111011110…
…10100000000100
3100220022101000212
420131322200010
5242331401044
622032454552
73343325465
oct1035724004
9326271025
10142059524
1173209472
123b6aa458
132357b8b9
1414c1cd6c
15c711a9e
hex877a804

142059524 has 6 divisors (see below), whose sum is σ = 248604174. Its totient is φ = 71029760.

The previous prime is 142059517. The next prime is 142059527. The reversal of 142059524 is 425950241.

It can be written as a sum of positive squares in only one way, i.e., 91393600 + 50665924 = 9560^2 + 7118^2 .

It is not an unprimeable number, because it can be changed into a prime (142059527) 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 as a sum of consecutive naturals, namely, 17757437 + ... + 17757444.

It is an arithmetic number, because the mean of its divisors is an integer number (41434029).

Almost surely, 2142059524 is an apocalyptic number.

It is an amenable number.

142059524 is a deficient number, since it is larger than the sum of its proper divisors (106544650).

142059524 is a wasteful number, since it uses less digits than its factorization.

142059524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35514885 (or 35514883 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 142059524 is about 11918.8725976914. The cubic root of 142059524 is about 521.7832318305.

The spelling of 142059524 in words is "one hundred forty-two million, fifty-nine thousand, five hundred twenty-four".

Divisors: 1 2 4 35514881 71029762 142059524