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142454035 = 528490807
BaseRepresentation
bin10000111110110…
…10110100010011
3100221001102012101
420133122310103
5242432012120
622045141231
73346560613
oct1037326423
9327042171
10142454035
1173458909
123b85a817
1323689339
1414cc2a43
15c78d90a
hex87dad13

142454035 has 4 divisors (see below), whose sum is σ = 170944848. Its totient is φ = 113963224.

The previous prime is 142454027. The next prime is 142454041. The reversal of 142454035 is 530454241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 530454241 = 1024351787.

It is a cyclic number.

It is not a de Polignac number, because 142454035 - 23 = 142454027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142453994 and 142454012.

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, 14245399 + ... + 14245408.

It is an arithmetic number, because the mean of its divisors is an integer number (42736212).

Almost surely, 2142454035 is an apocalyptic number.

142454035 is a deficient number, since it is larger than the sum of its proper divisors (28490813).

142454035 is an equidigital number, since it uses as much as digits as its factorization.

142454035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28490812.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 142454035 is about 11935.4109690450. The cubic root of 142454035 is about 522.2657970698.

The spelling of 142454035 in words is "one hundred forty-two million, four hundred fifty-four thousand, thirty-five".

Divisors: 1 5 28490807 142454035