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142244623301 = 1153243987347
BaseRepresentation
bin1000010001111001110…
…0001011001111000101
3111121011021100120001112
42010132130023033011
54312304110421201
6145202443534405
713163645230364
oct2043634131705
9447137316045
10142244623301
1155364421920
122369952a405
131054b918671
146c557a37db
153a77d050bb
hex211e70b3c5

142244623301 has 8 divisors (see below), whose sum is σ = 158103801504. Its totient is φ = 126873419920.

The previous prime is 142244623273. The next prime is 142244623333. The reversal of 142244623301 is 103326442241.

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

It is a cyclic number.

It is not a de Polignac number, because 142244623301 - 210 = 142244622277 is a prime.

It is a super-3 number, since 3×1422446233013 (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142244622301) 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, 121993091 + ... + 121994256.

It is an arithmetic number, because the mean of its divisors is an integer number (19762975188).

Almost surely, 2142244623301 is an apocalyptic number.

142244623301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

142244623301 is a deficient number, since it is larger than the sum of its proper divisors (15859178203).

142244623301 is a wasteful number, since it uses less digits than its factorization.

142244623301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243987411.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 142244623301 in words is "one hundred forty-two billion, two hundred forty-four million, six hundred twenty-three thousand, three hundred one".

Divisors: 1 11 53 583 243987347 2683860817 12931329391 142244623301