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106554312361 = 7103147786841
BaseRepresentation
bin110001100111100100…
…0011100011010101001
3101012000221201220112101
41203033020130122221
53221210400443421
6120541140413401
710461341465620
oct1431710343251
9335027656471
10106554312361
114120a149a82
12187989a7261
13a081698793
14522b7226b7
152b89868191
hex18cf21c6a9

106554312361 has 8 divisors (see below), whose sum is σ = 122958652544. Its totient is φ = 90445546080.

The previous prime is 106554312353. The next prime is 106554312367. The reversal of 106554312361 is 163213455601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106554312361 - 23 = 106554312353 is a prime.

It is a super-2 number, since 2×1065543123612 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106554312361.

It is not an unprimeable number, because it can be changed into a prime (106554312367) 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, 73892700 + ... + 73894141.

It is an arithmetic number, because the mean of its divisors is an integer number (15369831568).

Almost surely, 2106554312361 is an apocalyptic number.

It is an amenable number.

106554312361 is a deficient number, since it is larger than the sum of its proper divisors (16404340183).

106554312361 is a wasteful number, since it uses less digits than its factorization.

106554312361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147786951.

The product of its (nonzero) digits is 64800, while the sum is 37.

Adding to 106554312361 its reverse (163213455601), we get a palindrome (269767767962).

The spelling of 106554312361 in words is "one hundred six billion, five hundred fifty-four million, three hundred twelve thousand, three hundred sixty-one".

Divisors: 1 7 103 721 147786841 1034507887 15222044623 106554312361