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152504042 = 2174485413
BaseRepresentation
bin10010001011100…
…00011011101010
3101121222000012212
421011300123222
5303020112132
623044405122
73531156125
oct1105603352
9347860185
10152504042
11790a25a9
12430a67a2
13257978a2
141637b3bc
15d5c65b2
hex91706ea

152504042 has 8 divisors (see below), whose sum is σ = 242212356. Its totient is φ = 71766592.

The previous prime is 152504017. The next prime is 152504063. The reversal of 152504042 is 240405251.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 152497801 + 6241 = 12349^2 + 79^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 152503999 and 152504017.

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 3 ways as a sum of consecutive naturals, for example, 2242673 + ... + 2242740.

Almost surely, 2152504042 is an apocalyptic number.

152504042 is a deficient number, since it is larger than the sum of its proper divisors (89708314).

152504042 is a wasteful number, since it uses less digits than its factorization.

152504042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4485432.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 152504042 is about 12349.2526899404. The cubic root of 152504042 is about 534.2695852482.

Adding to 152504042 its reverse (240405251), we get a palindrome (392909293).

The spelling of 152504042 in words is "one hundred fifty-two million, five hundred four thousand, forty-two".

Divisors: 1 2 17 34 4485413 8970826 76252021 152504042