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102994801 = 7131971839
BaseRepresentation
bin1100010001110…
…01001101110001
321011210200022021
412020321031301
5202331313201
614115311441
72360304250
oct610711561
9234720267
10102994801
1153157578
122a5ab581
1318451990
14d970797
159096ea1
hex6239371

102994801 has 32 divisors (see below), whose sum is σ = 135475200. Its totient is φ = 76023360.

The previous prime is 102994799. The next prime is 102994807. The reversal of 102994801 is 108499201.

It is not a de Polignac number, because 102994801 - 21 = 102994799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102994807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122340 + ... + 123178.

It is an arithmetic number, because the mean of its divisors is an integer number (4233600).

Almost surely, 2102994801 is an apocalyptic number.

It is an amenable number.

102994801 is a deficient number, since it is larger than the sum of its proper divisors (32480399).

102994801 is a wasteful number, since it uses less digits than its factorization.

102994801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 102994801 is about 10148.6354255141. The cubic root of 102994801 is about 468.7469277191.

The spelling of 102994801 in words is "one hundred two million, nine hundred ninety-four thousand, eight hundred one".

Divisors: 1 7 13 19 71 91 133 247 497 839 923 1349 1729 5873 6461 9443 10907 15941 17537 59569 76349 111587 122759 207233 416983 774397 1131811 1450631 5420779 7922677 14713543 102994801