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108748001 = 192301241
BaseRepresentation
bin1100111101101…
…01110011100001
321120121222012202
412132311303201
5210314414001
614442502545
72460225365
oct636656341
9246558182
10108748001
1156426a8a
1230504a55
13196b753b
141062b2a5
15983196b
hex67b5ce1

108748001 has 6 divisors (see below), whose sum is σ = 114773202. Its totient is φ = 103024080.

The previous prime is 108747971. The next prime is 108748007. The reversal of 108748001 is 100847801.

It can be written as a sum of positive squares in only one way, i.e., 88811776 + 19936225 = 9424^2 + 4465^2 .

It is not a de Polignac number, because 108748001 - 214 = 108731617 is a prime.

It is a super-2 number, since 2×1087480012 = 23652255442992002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108748007) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150260 + ... + 150981.

It is an arithmetic number, because the mean of its divisors is an integer number (19128867).

Almost surely, 2108748001 is an apocalyptic number.

It is an amenable number.

108748001 is a deficient number, since it is larger than the sum of its proper divisors (6025201).

108748001 is an equidigital number, since it uses as much as digits as its factorization.

108748001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301279 (or 301260 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 108748001 is about 10428.2309621527. The cubic root of 108748001 is about 477.3172108127.

The spelling of 108748001 in words is "one hundred eight million, seven hundred forty-eight thousand, one".

Divisors: 1 19 361 301241 5723579 108748001