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352228402527001 = 72112132187492
BaseRepresentation
bin101000000010110011001000…
…0110011111111101100011001
31201012010201001222121020211221
41100011212100303333230121
5332131402232021331001
63245043254433252041
7134122443112155400
oct12005462063775431
91635121058536757
10352228402527001
11a225a254718500
1233608283404021
131216ccc3b13900
1462d9d34bc2637
152aac4081991a1
hex1405990cffb19

352228402527001 has 81 divisors (see below), whose sum is σ = 487704731268573. Its totient is φ = 253337585941440.

The previous prime is 352228402526899. The next prime is 352228402527049. The reversal of 352228402527001 is 100725204822253.

The square root of 352228402527001 is 18767749.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 20572438419225 + 331655964107776 = 4535685^2 + 18211424^2 .

It is not a de Polignac number, because 352228402527001 - 29 = 352228402526489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (352228402527091) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 18786507375 + ... + 18786526123.

Almost surely, 2352228402527001 is an apocalyptic number.

352228402527001 is the 18767749-th square number.

352228402527001 is the 9383875-th centered octagonal number.

It is an amenable number.

352228402527001 is a deficient number, since it is larger than the sum of its proper divisors (135476328741572).

352228402527001 is an frugal number, since it uses more digits than its factorization.

352228402527001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37560 (or 18780 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 43.

The spelling of 352228402527001 in words is "three hundred fifty-two trillion, two hundred twenty-eight billion, four hundred two million, five hundred twenty-seven thousand, one".

Divisors: 1 7 11 13 49 77 91 121 143 169 539 637 847 1001 1183 1573 1859 5929 7007 8281 11011 13013 18749 20449 77077 91091 131243 143143 206239 243737 918701 1002001 1443673 1706159 2268629 2681107 3168581 10105711 11943113 15880403 18767749 22180067 29492177 34854391 111162821 131374243 155260469 206445239 243980737 351525001 383398301 1445116673 1707865159 2460675007 2683788107 3866775011 4569825013 17224725049 18786516749 27067425077 31988775091 42534525121 50268075143 59407725169 189471975539 223921425637 297741675847 351876526001 415854076183 552948826573 653484976859 2084191730929 2463135682007 2910978533281 3870641786011 4574394838013 7188334745449 27094492502077 32020763866091 50318343218143 352228402527001