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10030400239 = 73647212369
BaseRepresentation
bin10010101011101101…
…11100001011101111
3221220000222010102011
421111312330023233
5131020240301424
64335150142051
7503363665246
oct112566741357
927800863364
1010030400239
114287999182
121b3b1b1927
13c3b0a2692
146b21d795d
153da8b5694
hex255dbc2ef

10030400239 has 8 divisors (see below), whose sum is σ = 10183566240. Its totient is φ = 9877660416.

The previous prime is 10030400213. The next prime is 10030400243. The reversal of 10030400239 is 93200403001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10030400239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10030400249) 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, 58954 + ... + 153415.

It is an arithmetic number, because the mean of its divisors is an integer number (1272945780).

Almost surely, 210030400239 is an apocalyptic number.

10030400239 is a deficient number, since it is larger than the sum of its proper divisors (153166001).

10030400239 is an equidigital number, since it uses as much as digits as its factorization.

10030400239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213089.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 10030400239 in words is "ten billion, thirty million, four hundred thousand, two hundred thirty-nine".

Divisors: 1 73 647 47231 212369 15502937 137402743 10030400239