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4310142201221 = 80914333717893
BaseRepresentation
bin111110101110001000011…
…111101010110110000101
3120021001020012221221012112
4332232020133222312011
51031104132400414341
613100015121430405
7623253225136313
oct76561037526605
916231205857175
104310142201221
111411a149a884a
12597401a9b405
132535a1c12a2c
1410c87d45d0b3
15771b3c65aeb
hex3eb887ead85

4310142201221 has 8 divisors (see below), whose sum is σ = 4318482596760. Its totient is φ = 4301809245952.

The previous prime is 4310142201187. The next prime is 4310142201247. The reversal of 4310142201221 is 1221022410134.

It can be written as a sum of positive squares in 4 ways, for example, as 2816308250596 + 1493833950625 = 1678186^2 + 1222225^2 .

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 4310142201221 - 214 = 4310142184837 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 (4310142201271) 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, 699650 + ... + 3018243.

It is an arithmetic number, because the mean of its divisors is an integer number (539810324595).

Almost surely, 24310142201221 is an apocalyptic number.

It is an amenable number.

4310142201221 is a deficient number, since it is larger than the sum of its proper divisors (8340395539).

4310142201221 is a wasteful number, since it uses less digits than its factorization.

4310142201221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3720135.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 4310142201221 its reverse (1221022410134), we get a palindrome (5531164611355).

The spelling of 4310142201221 in words is "four trillion, three hundred ten billion, one hundred forty-two million, two hundred one thousand, two hundred twenty-one".

Divisors: 1 809 1433 1159297 3717893 3007775437 5327740669 4310142201221