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105464137 = 149707813
BaseRepresentation
bin1100100100101…
…00000101001001
321100110010121011
412102110011021
5203444323022
614244243521
72420300422
oct622240511
9240403534
10105464137
1154593849
122b3a05a1
1318b0791c
1410014649
1593d3977
hex6494149

105464137 has 4 divisors (see below), whose sum is σ = 106172100. Its totient is φ = 104756176.

The previous prime is 105464129. The next prime is 105464153. The reversal of 105464137 is 731464501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56310016 + 49154121 = 7504^2 + 7011^2 .

It is a cyclic number.

It is not a de Polignac number, because 105464137 - 23 = 105464129 is a prime.

It is a super-2 number, since 2×1054641372 = 22245368386309538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 105464099 and 105464108.

It is not an unprimeable number, because it can be changed into a prime (105464167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353758 + ... + 354055.

It is an arithmetic number, because the mean of its divisors is an integer number (26543025).

Almost surely, 2105464137 is an apocalyptic number.

It is an amenable number.

105464137 is a deficient number, since it is larger than the sum of its proper divisors (707963).

105464137 is an equidigital number, since it uses as much as digits as its factorization.

105464137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707962.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 105464137 is about 10269.5733601742. The cubic root of 105464137 is about 472.4635052951.

The spelling of 105464137 in words is "one hundred five million, four hundred sixty-four thousand, one hundred thirty-seven".

Divisors: 1 149 707813 105464137