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142396200151 = 236191139137
BaseRepresentation
bin1000010010011101111…
…0011001010011010111
3111121112211120110101221
42010213132121103113
54313111411401101
6145225500431211
713200465505402
oct2044736312327
9447484513357
10142396200151
1155431a40847
1223720248507
131057414a1ca
146c6b97cd39
153a86296aa1
hex21277994d7

142396200151 has 4 divisors (see below), whose sum is σ = 148587339312. Its totient is φ = 136205060992.

The previous prime is 142396200137. The next prime is 142396200211. The reversal of 142396200151 is 151002693241.

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 142396200151 - 29 = 142396199639 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 (142396270151) 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, 3095569546 + ... + 3095569591.

It is an arithmetic number, because the mean of its divisors is an integer number (37146834828).

Almost surely, 2142396200151 is an apocalyptic number.

142396200151 is a deficient number, since it is larger than the sum of its proper divisors (6191139161).

142396200151 is an equidigital number, since it uses as much as digits as its factorization.

142396200151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6191139160.

The product of its (nonzero) digits is 12960, while the sum is 34.

Adding to 142396200151 its reverse (151002693241), we get a palindrome (293398893392).

The spelling of 142396200151 in words is "one hundred forty-two billion, three hundred ninety-six million, two hundred thousand, one hundred fifty-one".

Divisors: 1 23 6191139137 142396200151