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142858452655 = 5169916816769
BaseRepresentation
bin1000010100001100000…
…1101111111010101111
3111122202001101022122001
42011003001233322233
54320033230441110
6145343412233131
713215110545342
oct2050301577257
9448661338561
10142858452655
1155649965a06
122382b00b7a7
1310618b46ab9
146cb310a459
153ab1b5563a
hex214306feaf

142858452655 has 8 divisors (see below), whose sum is σ = 171531054000. Its totient is φ = 114219488256.

The previous prime is 142858452643. The next prime is 142858452703. The reversal of 142858452655 is 556254858241.

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

It is a cyclic number.

It is not a de Polignac number, because 142858452655 - 221 = 142856355503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142858452596 and 142858452605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8399890 + ... + 8416879.

It is an arithmetic number, because the mean of its divisors is an integer number (21441381750).

Almost surely, 2142858452655 is an apocalyptic number.

142858452655 is a deficient number, since it is larger than the sum of its proper divisors (28672601345).

142858452655 is a wasteful number, since it uses less digits than its factorization.

142858452655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16818473.

The product of its digits is 15360000, while the sum is 55.

The spelling of 142858452655 in words is "one hundred forty-two billion, eight hundred fifty-eight million, four hundred fifty-two thousand, six hundred fifty-five".

Divisors: 1 5 1699 8495 16816769 84083845 28571690531 142858452655