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106561554268 = 221313714958107
BaseRepresentation
bin110001100111110010…
…0000100011101011100
3101012001110100211120011
41203033210010131130
53221214224214033
6120541555533004
710461460160221
oct1431744043534
9335043324504
10106561554268
1141213245a24
121879b2ba164
13a083032b30
14522c689948
152b8a2e8ccd
hex18cf90475c

106561554268 has 24 divisors (see below), whose sum is σ = 202293452592. Its totient is φ = 48823257984.

The previous prime is 106561554263. The next prime is 106561554269. The reversal of 106561554268 is 862455165601.

It is a super-2 number, since 2×1065615542682 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106561554263) 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, 7471930 + ... + 7486177.

It is an arithmetic number, because the mean of its divisors is an integer number (8428893858).

Almost surely, 2106561554268 is an apocalyptic number.

It is an amenable number.

106561554268 is a deficient number, since it is larger than the sum of its proper divisors (95731898324).

106561554268 is a wasteful number, since it uses less digits than its factorization.

106561554268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14958261 (or 14958259 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 49.

The spelling of 106561554268 in words is "one hundred six billion, five hundred sixty-one million, five hundred fifty-four thousand, two hundred sixty-eight".

Divisors: 1 2 4 13 26 52 137 274 548 1781 3562 7124 14958107 29916214 59832428 194455391 388910782 777821564 2049260659 4098521318 8197042636 26640388567 53280777134 106561554268