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107748055 = 521549611
BaseRepresentation
bin1100110110000…
…01101011010111
321111202011112201
412123001223113
5210040414210
614405225331
72445562162
oct633015327
9244664481
10107748055
1155903788
1230102247
131942735c
141044aad9
1596d553a
hex66c1ad7

107748055 has 4 divisors (see below), whose sum is σ = 129297672. Its totient is φ = 86198440.

The previous prime is 107748049. The next prime is 107748061. The reversal of 107748055 is 550847701.

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

It is an interprime number because it is at equal distance from previous prime (107748049) and next prime (107748061).

It is a de Polignac number, because none of the positive numbers 2k-107748055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10774801 + ... + 10774810.

It is an arithmetic number, because the mean of its divisors is an integer number (32324418).

Almost surely, 2107748055 is an apocalyptic number.

107748055 is a deficient number, since it is larger than the sum of its proper divisors (21549617).

107748055 is an equidigital number, since it uses as much as digits as its factorization.

107748055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21549616.

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 107748055 is about 10380.1760582372. The cubic root of 107748055 is about 475.8497145196.

The spelling of 107748055 in words is "one hundred seven million, seven hundred forty-eight thousand, fifty-five".

Divisors: 1 5 21549611 107748055