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142352043 = 3257184633
BaseRepresentation
bin10000111110000…
…01111010101011
3100220212020021220
420133001322223
5242420231133
622043033123
73345654351
oct1037017253
9326766256
10142352043
1173399219
123b80b7a3
1323651aa2
1414c977d1
15c76d5b3
hex87c1eab

142352043 has 8 divisors (see below), whose sum is σ = 190542288. Its totient is φ = 94531584.

The previous prime is 142352027. The next prime is 142352107. The reversal of 142352043 is 340253241.

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

It is not a de Polignac number, because 142352043 - 24 = 142352027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142352443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91546 + ... + 93087.

It is an arithmetic number, because the mean of its divisors is an integer number (23817786).

Almost surely, 2142352043 is an apocalyptic number.

142352043 is a deficient number, since it is larger than the sum of its proper divisors (48190245).

142352043 is a wasteful number, since it uses less digits than its factorization.

142352043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184893.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 142352043 is about 11931.1375400672. The cubic root of 142352043 is about 522.1411260941.

The spelling of 142352043 in words is "one hundred forty-two million, three hundred fifty-two thousand, forty-three".

Divisors: 1 3 257 771 184633 553899 47450681 142352043