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142262636437 = 2329355959929
BaseRepresentation
bin1000010001111110000…
…0111000111110010101
3111121012112020201102201
42010133200320332111
54312323213331222
6145204330004501
713164254312665
oct2043740707625
9447175221381
10142262636437
1155373605409
12236a3576731
131055258461c
146c57d321a5
153a796b2427
hex211f838f95

142262636437 has 16 divisors (see below), whose sum is σ = 153612576000. Its totient is φ = 131345875584.

The previous prime is 142262636413. The next prime is 142262636449. The reversal of 142262636437 is 734636262241.

142262636437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 142262636437 - 219 = 142262112149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142262636407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2343889 + ... + 2403817.

It is an arithmetic number, because the mean of its divisors is an integer number (9600786000).

Almost surely, 2142262636437 is an apocalyptic number.

It is an amenable number.

142262636437 is a deficient number, since it is larger than the sum of its proper divisors (11349939563).

142262636437 is a wasteful number, since it uses less digits than its factorization.

142262636437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63540.

The product of its digits is 1741824, while the sum is 46.

Adding to 142262636437 its reverse (734636262241), we get a palindrome (876898898678).

The spelling of 142262636437 in words is "one hundred forty-two billion, two hundred sixty-two million, six hundred thirty-six thousand, four hundred thirty-seven".

Divisors: 1 23 29 667 3559 59929 81857 103211 1378367 1737941 2373853 39972643 213287311 4905608153 6185332019 142262636437