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144430322401 = 434771464781
BaseRepresentation
bin1000011010000010110…
…1111101001011100001
3111210210121010120120001
42012200231331023201
54331243130304101
6150203403020001
713302055325101
oct2064055751341
9453717116501
10144430322401
1156286173a12
1223ba950a601
13108096b0941
146dc1b9b201
153b54b49901
hex21a0b7d2e1

144430322401 has 8 divisors (see below), whose sum is σ = 150933619584. Its totient is φ = 138069954960.

The previous prime is 144430322371. The next prime is 144430322447. The reversal of 144430322401 is 104223034441.

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 144430322401 - 225 = 144396767969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144430322401.

It is not an unprimeable number, because it can be changed into a prime (144430328401) 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, 35730370 + ... + 35734411.

It is an arithmetic number, because the mean of its divisors is an integer number (18866702448).

Almost surely, 2144430322401 is an apocalyptic number.

It is an amenable number.

144430322401 is a deficient number, since it is larger than the sum of its proper divisors (6503297183).

144430322401 is an equidigital number, since it uses as much as digits as its factorization.

144430322401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71464871.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 144430322401 its reverse (104223034441), we get a palindrome (248653356842).

The spelling of 144430322401 in words is "one hundred forty-four billion, four hundred thirty million, three hundred twenty-two thousand, four hundred one".

Divisors: 1 43 47 2021 71464781 3072985583 3358844707 144430322401