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145430141244108 = 22371731311205287
BaseRepresentation
bin100001000100010010010111…
…111010001001001011001100
3201001220222121120222212212120
4201010102113322021023030
5123030211412124302413
61233145403511132540
742426660321222420
oct4104222772111314
9631828546885776
10145430141244108
114237a6384159a6
1214389404074150
13631c00782c786
1427cabdbd2ab80
1511c2e89830723
hex844497e892cc

145430141244108 has 24 divisors (see below), whose sum is σ = 387813709984512. Its totient is φ = 41551468926864.

The previous prime is 145430141244103. The next prime is 145430141244119. The reversal of 145430141244108 is 801442141034541.

It is a super-2 number, since 2×1454301412441082 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 145430141244108.

It is not an unprimeable number, because it can be changed into a prime (145430141244103) 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, 865655602560 + ... + 865655602727.

It is an arithmetic number, because the mean of its divisors is an integer number (16158904582688).

Almost surely, 2145430141244108 is an apocalyptic number.

It is an amenable number.

145430141244108 is an abundant number, since it is smaller than the sum of its proper divisors (242383568740404).

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

145430141244108 is a wasteful number, since it uses less digits than its factorization.

145430141244108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1731311205301 (or 1731311205299 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 42.

Adding to 145430141244108 its reverse (801442141034541), we get a palindrome (946872282278649).

The spelling of 145430141244108 in words is "one hundred forty-five trillion, four hundred thirty billion, one hundred forty-one million, two hundred forty-four thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1731311205287 3462622410574 5193933615861 6925244821148 10387867231722 12119178437009 20775734463444 24238356874018 36357535311027 48476713748036 72715070622054 145430141244108