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106380876553 = 722171038297
BaseRepresentation
bin110001100010011001…
…0110101101100001001
3101011120212101110022221
41203010302311230021
53220332001022203
6120512023214041
710454134350100
oct1430462655411
9334525343287
10106380876553
11411302600a6
121874a8a7321
13a054782643
145212697037
152b79509abd
hex18c4cb5b09

106380876553 has 6 divisors (see below), whose sum is σ = 123749182986. Its totient is φ = 91183608432.

The previous prime is 106380876551. The next prime is 106380876571. The reversal of 106380876553 is 355678083601.

It can be written as a sum of positive squares in only one way, i.e., 58471108864 + 47909767689 = 241808^2 + 218883^2 .

It is not a de Polignac number, because 106380876553 - 21 = 106380876551 is a prime.

It is a super-2 number, since 2×1063808765532 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106380876553.

It is not an unprimeable number, because it can be changed into a prime (106380876551) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1085519100 + ... + 1085519197.

It is an arithmetic number, because the mean of its divisors is an integer number (20624863831).

Almost surely, 2106380876553 is an apocalyptic number.

It is an amenable number.

106380876553 is a deficient number, since it is larger than the sum of its proper divisors (17368306433).

106380876553 is an equidigital number, since it uses as much as digits as its factorization.

106380876553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2171038311 (or 2171038304 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 106380876553 in words is "one hundred six billion, three hundred eighty million, eight hundred seventy-six thousand, five hundred fifty-three".

Divisors: 1 7 49 2171038297 15197268079 106380876553