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106457053 = 239445427
BaseRepresentation
bin1100101100001…
…10011111011101
321102022120121211
412112012133131
5204223111203
614321424421
72431604263
oct626063735
9242276554
10106457053
115510183a
122b79b111
1319094851
14101d2433
15952cc6d
hex65867dd

106457053 has 4 divisors (see below), whose sum is σ = 106902720. Its totient is φ = 106011388.

The previous prime is 106457047. The next prime is 106457089. The reversal of 106457053 is 350754601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350754601 = 631555871.

It is a cyclic number.

It is not a de Polignac number, because 106457053 - 217 = 106325981 is a prime.

It is a super-2 number, since 2×1064570532 = 22666208266889618, 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 (106457023) 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, 222475 + ... + 222952.

It is an arithmetic number, because the mean of its divisors is an integer number (26725680).

Almost surely, 2106457053 is an apocalyptic number.

It is an amenable number.

106457053 is a deficient number, since it is larger than the sum of its proper divisors (445667).

106457053 is an equidigital number, since it uses as much as digits as its factorization.

106457053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445666.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 106457053 is about 10317.8027215100. The cubic root of 106457053 is about 473.9415812804.

The spelling of 106457053 in words is "one hundred six million, four hundred fifty-seven thousand, fifty-three".

Divisors: 1 239 445427 106457053