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106211656465 = 5223435721863
BaseRepresentation
bin110001011101010110…
…1010100001100010001
3101011011001222012000021
41202322231110030101
53220010141001330
6120443140223441
710450011120055
oct1427255241421
9334131865007
10106211656465
1141053790592
121870209ab81
13a0286b4305
1451d8007c65
152b6973067a
hex18bab54311

106211656465 has 16 divisors (see below), whose sum is σ = 128060771328. Its totient is φ = 84565014336.

The previous prime is 106211656409. The next prime is 106211656519. The reversal of 106211656465 is 564656112601.

It is a cyclic number.

It is not a de Polignac number, because 106211656465 - 229 = 105674785553 is a prime.

It is a super-2 number, since 2×1062116564652 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4847124 + ... + 4868986.

It is an arithmetic number, because the mean of its divisors is an integer number (8003798208).

Almost surely, 2106211656465 is an apocalyptic number.

It is an amenable number.

106211656465 is a deficient number, since it is larger than the sum of its proper divisors (21849114863).

106211656465 is a wasteful number, since it uses less digits than its factorization.

106211656465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26448.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 106211656465 in words is "one hundred six billion, two hundred eleven million, six hundred fifty-six thousand, four hundred sixty-five".

Divisors: 1 5 223 1115 4357 21785 21863 109315 971611 4858055 4875449 24377245 95257091 476285455 21242331293 106211656465