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142468655773213 = 71159120072611813
BaseRepresentation
bin100000011001001100010001…
…100111100111011000011101
3200200102212111120121101221101
4200121030101213213120131
5122133201301334220323
61223001110311433101
742003010050113230
oct4031142147473035
9620385446541841
10142468655773213
1141438688040a70
1213b8b468685791
1361659763a9083
14272773c201417
151170e0b498dad
hex8193119e761d

142468655773213 has 32 divisors (see below), whose sum is σ = 180648936069120. Its totient is φ = 109123803754560.

The previous prime is 142468655773117. The next prime is 142468655773217. The reversal of 142468655773213 is 312377556864241.

It is a de Polignac number, because none of the positive numbers 2k-142468655773213 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 (142468655773217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53241895 + ... + 55853707.

It is an arithmetic number, because the mean of its divisors is an integer number (5645279252160).

Almost surely, 2142468655773213 is an apocalyptic number.

It is an amenable number.

142468655773213 is a deficient number, since it is larger than the sum of its proper divisors (38180280295907).

142468655773213 is a wasteful number, since it uses less digits than its factorization.

142468655773213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623897.

The product of its digits is 203212800, while the sum is 64.

The spelling of 142468655773213 in words is "one hundred forty-two trillion, four hundred sixty-eight billion, six hundred fifty-five million, seven hundred seventy-three thousand, two hundred thirteen".

Divisors: 1 7 11 59 77 413 649 4543 12007 84049 132077 708413 924539 2611813 4958891 7792543 18282691 28729943 54547801 154096967 201109601 1078678769 1695066637 11865466459 31360038691 219520270837 344960425601 1850242282769 2414722979207 12951695979383 20352665110459 142468655773213