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102448801 = 7131125811
BaseRepresentation
bin1100001101100…
…11111010100001
321010202221100001
412012303322201
5202211330201
614055500001
72352541360
oct606637241
9233687301
10102448801
1152914334
122a387601
13182c02c0
14d86b7d7
158eda301
hex61b3ea1

102448801 has 8 divisors (see below), whose sum is σ = 126090944. Its totient is φ = 81058320.

The previous prime is 102448789. The next prime is 102448807. The reversal of 102448801 is 108844201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102448801 - 29 = 102448289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102448801.

It is not an unprimeable number, because it can be changed into a prime (102448807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562815 + ... + 562996.

It is an arithmetic number, because the mean of its divisors is an integer number (15761368).

Almost surely, 2102448801 is an apocalyptic number.

It is an amenable number.

102448801 is a deficient number, since it is larger than the sum of its proper divisors (23642143).

102448801 is a wasteful number, since it uses less digits than its factorization.

102448801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125831.

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 102448801 is about 10121.6995114457. The cubic root of 102448801 is about 467.9171466180.

The spelling of 102448801 in words is "one hundred two million, four hundred forty-eight thousand, eight hundred one".

Divisors: 1 7 13 91 1125811 7880677 14635543 102448801