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106870148101 = 611751969641
BaseRepresentation
bin110001110000111110…
…1010000110000000101
3101012211222001000201101
41203201331100300011
53222332224214401
6121032342100101
710502225161543
oct1434175206005
9335758030641
10106870148101
114136145a052
121886671a631
13a101c4c432
14525b658d93
152ba7454101
hex18e1f50c05

106870148101 has 4 divisors (see below), whose sum is σ = 108622117804. Its totient is φ = 105118178400.

The previous prime is 106870148069. The next prime is 106870148107. The reversal of 106870148101 is 101841078601.

It is a Cunningham number, because it is equal to 3269102+1.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101841078601 = 831227000947.

It can be written as a sum of positive squares in 2 ways, for example, as 3475102500 + 103395045601 = 58950^2 + 321551^2 .

It is a cyclic number.

It is not a de Polignac number, because 106870148101 - 25 = 106870148069 is a prime.

It is a super-2 number, since 2×1068701481012 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106870148107) 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, 875984760 + ... + 875984881.

It is an arithmetic number, because the mean of its divisors is an integer number (27155529451).

Almost surely, 2106870148101 is an apocalyptic number.

It is an amenable number.

106870148101 is a deficient number, since it is larger than the sum of its proper divisors (1751969703).

106870148101 is an equidigital number, since it uses as much as digits as its factorization.

106870148101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751969702.

The product of its (nonzero) digits is 10752, while the sum is 37.

The spelling of 106870148101 in words is "one hundred six billion, eight hundred seventy million, one hundred forty-eight thousand, one hundred one".

Divisors: 1 61 1751969641 106870148101