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106423807 = 7191994021
BaseRepresentation
bin1100101011111…
…10010111111111
321102020220000111
412111332113333
5204221030212
614321010451
72431405330
oct625762777
9242226014
10106423807
1155089866
122b783a27
1319082689
14101c4287
159522ea7
hex657e5ff

106423807 has 16 divisors (see below), whose sum is σ = 128704000. Its totient is φ = 85963680.

The previous prime is 106423789. The next prime is 106423819. The reversal of 106423807 is 708324601.

It is a cyclic number.

It is not a de Polignac number, because 106423807 - 223 = 98035199 is a prime.

It is a super-2 number, since 2×1064238072 = 22652053392746498, which 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 (106423847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24457 + ... + 28477.

It is an arithmetic number, because the mean of its divisors is an integer number (8044000).

Almost surely, 2106423807 is an apocalyptic number.

106423807 is a deficient number, since it is larger than the sum of its proper divisors (22280193).

106423807 is a wasteful number, since it uses less digits than its factorization.

106423807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4246.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 106423807 is about 10316.1914968655. The cubic root of 106423807 is about 473.8922396229.

The spelling of 106423807 in words is "one hundred six million, four hundred twenty-three thousand, eight hundred seven".

Divisors: 1 7 19 133 199 1393 3781 4021 26467 28147 76399 534793 800179 5601253 15203401 106423807