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420211030215213 = 3219118115217136739
BaseRepresentation
bin101111110001011100000000…
…1001011111100101000101101
32001002211210010012022022000100
41133202320001023330220231
5420034214142213341323
64045414140551021313
7154340150026130136
oct13742700113745055
92032753105268010
10420211030215213
1111198a55174a876
123b16786796a839
13150619650c7203
1475aa472880c8d
15338a9be995943
hex17e2e012fca2d

420211030215213 has 48 divisors (see below), whose sum is σ = 639505052222400. Its totient is φ = 265152353195520.

The previous prime is 420211030215203. The next prime is 420211030215239. The reversal of 420211030215213 is 312512030112024.

It is a happy number.

420211030215213 is a `hidden beast` number, since 4 + 2 + 0 + 2 + 110 + 3 + 0 + 21 + 521 + 3 = 666.

It is not a de Polignac number, because 420211030215213 - 25 = 420211030215181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420211030215203) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3073019998 + ... + 3073156736.

It is an arithmetic number, because the mean of its divisors is an integer number (13323021921300).

Almost surely, 2420211030215213 is an apocalyptic number.

It is an amenable number.

420211030215213 is a deficient number, since it is larger than the sum of its proper divisors (219294022007187).

420211030215213 is a wasteful number, since it uses less digits than its factorization.

420211030215213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153162 (or 153159 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 420211030215213 its reverse (312512030112024), we get a palindrome (732723060327237).

The spelling of 420211030215213 in words is "four hundred twenty trillion, two hundred eleven billion, thirty million, two hundred fifteen thousand, two hundred thirteen".

Divisors: 1 3 9 19 57 171 1181 3543 10629 15217 22439 45651 67317 136739 136953 201951 289123 410217 867369 1230651 2598041 2602107 7794123 17971277 23382369 53913831 161488759 161741493 341454263 484466277 1024362789 1453398831 2080757363 3068286421 3073088367 6242272089 9204859263 18726816267 27614577789 39534389897 118603169691 355809509073 2457374445703 7372123337109 22116370011327 46690114468357 140070343405071 420211030215213