Search a number
-
+
142053414 = 231071731279
BaseRepresentation
bin10000111011110…
…01000000100110
3100220022001122120
420131321000212
5242331202124
622032410410
73343301616
oct1035710046
9326261576
10142053414
1173204918
123b6a6a06
1323578b99
1414c1aa46
15c70ed79
hex8779026

142053414 has 32 divisors (see below), whose sum is σ = 288645120. Its totient is φ = 46600992.

The previous prime is 142053407. The next prime is 142053419. The reversal of 142053414 is 414350241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142053419) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110427 + ... + 111705.

It is an arithmetic number, because the mean of its divisors is an integer number (9020160).

Almost surely, 2142053414 is an apocalyptic number.

142053414 is an abundant number, since it is smaller than the sum of its proper divisors (146591706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142053414 is a wasteful number, since it uses less digits than its factorization.

142053414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 142053414 is about 11918.6162787465. The cubic root of 142053414 is about 521.7757510666.

The spelling of 142053414 in words is "one hundred forty-two million, fifty-three thousand, four hundred fourteen".

Divisors: 1 2 3 6 107 173 214 321 346 519 642 1038 1279 2558 3837 7674 18511 37022 55533 111066 136853 221267 273706 410559 442534 663801 821118 1327602 23675569 47351138 71026707 142053414