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10100202312 = 233451393251
BaseRepresentation
bin10010110100000010…
…01101101101001000
3222001220022102212010
421122001031231020
5131141122433222
64350122215520
7505202205654
oct113201155510
928056272763
1010100202312
114313334542
121b5a6545a0
13c4c6a2095
146bb5a7a64
153e1aa280c
hex25a04db48

10100202312 has 32 divisors (see below), whose sum is σ = 25256371680. Its totient is φ = 3365952000.

The previous prime is 10100202289. The next prime is 10100202319. The reversal of 10100202312 is 21320200101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10100202319) 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, 61687 + ... + 154937.

It is an arithmetic number, because the mean of its divisors is an integer number (789261615).

Almost surely, 210100202312 is an apocalyptic number.

10100202312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10100202312 is an abundant number, since it is smaller than the sum of its proper divisors (15156169368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10100202312 is a wasteful number, since it uses less digits than its factorization.

10100202312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97773 (or 97769 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10100202312 its reverse (21320200101), we get a palindrome (31420402413).

The spelling of 10100202312 in words is "ten billion, one hundred million, two hundred two thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 4513 9026 13539 18052 27078 36104 54156 93251 108312 186502 279753 373004 559506 746008 1119012 2238024 420841763 841683526 1262525289 1683367052 2525050578 3366734104 5050101156 10100202312