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144202000031 = 1917234404863
BaseRepresentation
bin1000011001001100011…
…0111110011010011111
3111210012200111121010222
42012103012332122133
54330311203000111
6150125005151555
713263313530155
oct2062306763237
9453180447128
10144202000031
11561792a6a41
1223b44b5b5bb
13107a12bb14b
146d9d7253d5
153b3ea987db
hex21931be69f

144202000031 has 8 divisors (see below), whose sum is σ = 151879710720. Its totient is φ = 136533102552.

The previous prime is 144202000021. The next prime is 144202000037. The reversal of 144202000031 is 130000202441.

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 144202000031 - 26 = 144201999967 is a prime.

It is a super-2 number, since 2×1442020000312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144201999973 and 144202000009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144202000037) 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, 2169695 + ... + 2235168.

It is an arithmetic number, because the mean of its divisors is an integer number (18984963840).

Almost surely, 2144202000031 is an apocalyptic number.

144202000031 is a deficient number, since it is larger than the sum of its proper divisors (7677710689).

144202000031 is a wasteful number, since it uses less digits than its factorization.

144202000031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4406605.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 144202000031 its reverse (130000202441), we get a palindrome (274202202472).

The spelling of 144202000031 in words is "one hundred forty-four billion, two hundred two million, thirty-one", and thus it is an aban number.

Divisors: 1 19 1723 32737 4404863 83692397 7589578949 144202000031