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252012334723201 = 1343236011291143
BaseRepresentation
bin111001010011010000110001…
…101100001011000010000001
31020001022010212220121000221101
4321103100301230023002001
5231012432230142120301
62251552511315454401
7104040201405000103
oct7123206154130201
91201263786530841
10252012334723201
1173331916004338
1224321818bb7401
13aa808798455b0
144633667d4b573
151e20644a19701
hexe53431b0b081

252012334723201 has 24 divisors (see below), whose sum is σ = 277864929147456. Its totient is φ = 227209755558240.

The previous prime is 252012334723187. The next prime is 252012334723231. The reversal of 252012334723201 is 102327433210252.

It is a happy number.

It is not a de Polignac number, because 252012334723201 - 215 = 252012334690433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252012334723231) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 865450836 + ... + 865741978.

It is an arithmetic number, because the mean of its divisors is an integer number (11577705381144).

Almost surely, 2252012334723201 is an apocalyptic number.

It is an amenable number.

252012334723201 is a deficient number, since it is larger than the sum of its proper divisors (25852594424255).

252012334723201 is a wasteful number, since it uses less digits than its factorization.

252012334723201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327253 (or 327210 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

Adding to 252012334723201 its reverse (102327433210252), we get a palindrome (354339767933453).

The spelling of 252012334723201 in words is "two hundred fifty-two trillion, twelve billion, three hundred thirty-four million, seven hundred twenty-three thousand, two hundred one".

Divisors: 1 13 43 559 1849 24037 36011 291143 468143 1548473 3784859 12519149 20130149 66584339 162748937 538323407 865596407 6998204291 10484350573 136296557449 450827074639 5860751970307 19385564209477 252012334723201