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120413042 = 260206521
BaseRepresentation
bin1110010110101…
…01101101110010
322101120121122022
413023111231302
5221311204132
615540511442
72661331301
oct713255562
9271517568
10120413042
1161a74112
12343ab582
131bc3cc29
1411dc6438
15a887e12
hex72d5b72

120413042 has 4 divisors (see below), whose sum is σ = 180619566. Its totient is φ = 60206520.

The previous prime is 120413039. The next prime is 120413047. The reversal of 120413042 is 240314021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 96216481 + 24196561 = 9809^2 + 4919^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 120413042.

It is not an unprimeable number, because it can be changed into a prime (120413047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30103259 + ... + 30103262.

Almost surely, 2120413042 is an apocalyptic number.

120413042 is a deficient number, since it is larger than the sum of its proper divisors (60206524).

120413042 is an equidigital number, since it uses as much as digits as its factorization.

120413042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60206523.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 120413042 is about 10973.2876568511. The cubic root of 120413042 is about 493.8076830114.

Adding to 120413042 its reverse (240314021), we get a palindrome (360727063).

The spelling of 120413042 in words is "one hundred twenty million, four hundred thirteen thousand, forty-two".

Divisors: 1 2 60206521 120413042