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106023407 = 721727487
BaseRepresentation
bin1100101000111…
…00100111101111
321101111112202212
412110130213233
5204120222112
614304241035
72425120100
oct624344757
9241445685
10106023407
1154935a56
122b61017b
1318c72359
141011c3a7
159494522
hex651c9ef

106023407 has 18 divisors (see below), whose sum is σ = 131032512. Its totient is φ = 85520064.

The previous prime is 106023397. The next prime is 106023433. The reversal of 106023407 is 704320601.

It is not a de Polignac number, because 106023407 - 216 = 105957871 is a prime.

It is a super-2 number, since 2×1060234072 = 22481925663775298, 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 (106023487) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 10418 + ... + 17904.

It is an arithmetic number, because the mean of its divisors is an integer number (7279584).

Almost surely, 2106023407 is an apocalyptic number.

106023407 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

106023407 is a deficient number, since it is larger than the sum of its proper divisors (25009105).

106023407 is an equidigital number, since it uses as much as digits as its factorization.

106023407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7535 (or 7511 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 106023407 is about 10296.7668226487. The cubic root of 106023407 is about 473.2971819356.

The spelling of 106023407 in words is "one hundred six million, twenty-three thousand, four hundred seven".

Divisors: 1 7 17 49 119 289 833 2023 7487 14161 52409 127279 366863 890953 2163743 6236671 15146201 106023407