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102628001 = 732313009
BaseRepresentation
bin1100001110111…
…11101010100001
321011010001011002
412013133222201
5202233044001
614103401345
72354216000
oct607375241
9234101132
10102628001
1152a26a33
122a453255
1318353a38
14d8b6c37
15902346b
hex61dfaa1

102628001 has 16 divisors (see below), whose sum is σ = 124896000. Its totient is φ = 84135744.

The previous prime is 102627991. The next prime is 102628003. The reversal of 102628001 is 100826201.

It is not a de Polignac number, because 102628001 - 26 = 102627937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102628003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1385 + ... + 14393.

It is an arithmetic number, because the mean of its divisors is an integer number (7806000).

Almost surely, 2102628001 is an apocalyptic number.

It is an amenable number.

102628001 is a deficient number, since it is larger than the sum of its proper divisors (22267999).

102628001 is an equidigital number, since it uses as much as digits as its factorization.

102628001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13053 (or 13039 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 102628001 is about 10130.5479121319. The cubic root of 102628001 is about 468.1898093518.

The spelling of 102628001 in words is "one hundred two million, six hundred twenty-eight thousand, one".

Divisors: 1 7 23 49 161 343 1127 7889 13009 91063 299207 637441 2094449 4462087 14661143 102628001