Search a number
-
+
142359151 = 1112941741
BaseRepresentation
bin10000111110000…
…11101001101111
3100220212121001011
420133003221233
5242420443101
622043130051
73346014154
oct1037035157
9326777034
10142359151
11733a35a0
123b813927
13236550ac
1414c9a22b
15c770751
hex87c3a6f

142359151 has 4 divisors (see below), whose sum is σ = 155300904. Its totient is φ = 129417400.

The previous prime is 142359131. The next prime is 142359163. The reversal of 142359151 is 151953241.

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

It is a cyclic number.

It is not a de Polignac number, because 142359151 - 219 = 141834863 is a prime.

It is a super-2 number, since 2×1423591512 = 40532255746881602, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142359131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6470860 + ... + 6470881.

It is an arithmetic number, because the mean of its divisors is an integer number (38825226).

Almost surely, 2142359151 is an apocalyptic number.

142359151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142359151 is a deficient number, since it is larger than the sum of its proper divisors (12941753).

142359151 is a wasteful number, since it uses less digits than its factorization.

142359151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12941752.

The product of its digits is 5400, while the sum is 31.

The square root of 142359151 is about 11931.4354123886. The cubic root of 142359151 is about 522.1498165614.

The spelling of 142359151 in words is "one hundred forty-two million, three hundred fifty-nine thousand, one hundred fifty-one".

Divisors: 1 11 12941741 142359151