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142415355320 = 23573116407299
BaseRepresentation
bin1000010010100010011…
…1011101110110111000
3111121121011121122100122
42010220213131312320
54313131312332240
6145231423152412
713201120355360
oct2045047356670
9447534548318
10142415355320
1155441834367
1223726745708
13105780c5c24
146c703279a0
153a87ccc4b5
hex21289dddb8

142415355320 has 64 divisors (see below), whose sum is σ = 378024192000. Its totient is φ = 47253018240.

The previous prime is 142415355319. The next prime is 142415355347. The reversal of 142415355320 is 23553514241.

142415355320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

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, 8194970 + ... + 8212329.

It is an arithmetic number, because the mean of its divisors is an integer number (5906628000).

Almost surely, 2142415355320 is an apocalyptic number.

142415355320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142415355320 is an abundant number, since it is smaller than the sum of its proper divisors (235608836680).

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

142415355320 is a wasteful number, since it uses less digits than its factorization.

142415355320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16407348 (or 16407344 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 142415355320 its reverse (23553514241), we get a palindrome (165968869561).

The spelling of 142415355320 in words is "one hundred forty-two billion, four hundred fifteen million, three hundred fifty-five thousand, three hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 31 35 40 56 62 70 124 140 155 217 248 280 310 434 620 868 1085 1240 1736 2170 4340 8680 16407299 32814598 65629196 82036495 114851093 131258392 164072990 229702186 328145980 459404372 508626269 574255465 656291960 918808744 1017252538 1148510930 2034505076 2297021860 2543131345 3560383883 4069010152 4594043720 5086262690 7120767766 10172525380 14241535532 17801919415 20345050760 28483071064 35603838830 71207677660 142415355320