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10123210302 = 231372241373
BaseRepresentation
bin10010110110110001…
…11110111000111110
3222010111121100212220
421123120332320332
5131213020212202
64352303310210
7505601603442
oct113330767076
928114540786
1010123210302
114325319807
121b662ab366
13c5439968a
146c0676822
153e3ae9abc
hex25b63ee3e

10123210302 has 48 divisors (see below), whose sum is σ = 20534817072. Its totient is φ = 3326929920.

The previous prime is 10123210267. The next prime is 10123210309. The reversal of 10123210302 is 20301232101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123210309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27139788 + ... + 27140160.

It is an arithmetic number, because the mean of its divisors is an integer number (427808689).

Almost surely, 210123210302 is an apocalyptic number.

10123210302 is an abundant number, since it is smaller than the sum of its proper divisors (10411606770).

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

10123210302 is a wasteful number, since it uses less digits than its factorization.

10123210302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893 (or 756 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10123210302 its reverse (20301232101), we get a palindrome (30424442403).

The spelling of 10123210302 in words is "ten billion, one hundred twenty-three million, two hundred ten thousand, three hundred two".

Divisors: 1 2 3 6 137 241 274 373 411 482 723 746 822 1119 1446 2238 18769 33017 37538 51101 56307 66034 89893 99051 102202 112614 153303 179786 198102 269679 306606 539358 4523329 7000837 9046658 12315341 13569987 14001674 21002511 24630682 27139974 36946023 42005022 73892046 1687201717 3374403434 5061605151 10123210302