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150142532 = 22149251917
BaseRepresentation
bin10001111001011…
…11111001000100
3101110112000211112
420330233321010
5301414030112
622522024152
73502122221
oct1074577104
9343460745
10150142532
117782a341
1242348058
132514ba47
1415d24948
15d2aba22
hex8f2fe44

150142532 has 12 divisors (see below), whose sum is σ = 264513900. Its totient is φ = 74567136.

The previous prime is 150142513. The next prime is 150142543. The reversal of 150142532 is 235241051.

It can be written as a sum of positive squares in 2 ways, for example, as 85082176 + 65060356 = 9224^2 + 8066^2 .

It is a junction number, because it is equal to n+sod(n) for n = 150142498 and 150142507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125363 + ... + 126554.

It is an arithmetic number, because the mean of its divisors is an integer number (22042825).

Almost surely, 2150142532 is an apocalyptic number.

It is an amenable number.

150142532 is a deficient number, since it is larger than the sum of its proper divisors (114371368).

150142532 is a wasteful number, since it uses less digits than its factorization.

150142532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252070 (or 252068 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 150142532 is about 12253.2661768200. The cubic root of 150142532 is about 531.4975233718.

Adding to 150142532 its reverse (235241051), we get a palindrome (385383583).

The spelling of 150142532 in words is "one hundred fifty million, one hundred forty-two thousand, five hundred thirty-two".

Divisors: 1 2 4 149 298 596 251917 503834 1007668 37535633 75071266 150142532