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2313130320012 = 22337130716212459
BaseRepresentation
bin100001101010010001010…
…011111010000010001100
322012010121000210020121210
4201222101103322002030
5300344242330220022
64530345402254420
7326055345210651
oct41522123720214
98163530706553
102313130320012
11811aa1842926
123143727b7410
1313a186762cb5
147dd557a1c28
1540283281a0c
hex21a914fa08c

2313130320012 has 96 divisors (see below), whose sum is σ = 5553097885440. Its totient is φ = 748863325440.

The previous prime is 2313130319989. The next prime is 2313130320013. The reversal of 2313130320012 is 2100230313132.

It is not an unprimeable number, because it can be changed into a prime (2313130320013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 940678039 + ... + 940680497.

It is an arithmetic number, because the mean of its divisors is an integer number (57844769640).

Almost surely, 22313130320012 is an apocalyptic number.

It is an amenable number.

2313130320012 is an abundant number, since it is smaller than the sum of its proper divisors (3239967565428).

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

2313130320012 is a wasteful number, since it uses less digits than its factorization.

2313130320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5431 (or 5429 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2313130320012 its reverse (2100230313132), we get a palindrome (4413360633144).

The spelling of 2313130320012 in words is "two trillion, three hundred thirteen billion, one hundred thirty million, three hundred twenty thousand, twelve".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 1307 1621 2459 2614 3242 3921 4863 4918 5228 6484 7377 7842 9726 9836 14754 15684 19452 29508 48359 59977 90983 96718 119954 145077 179931 181966 193436 239908 272949 290154 359862 363932 545898 580308 719724 1091796 2118647 3213913 3986039 4237294 6355941 6427826 7972078 8474588 9641739 11958117 12711882 12855652 15944156 19283478 23916234 25423764 38566956 47832468 78389939 118914781 147483443 156779878 235169817 237829562 294966886 313559756 356744343 442450329 470339634 475659124 589933772 713488686 884900658 940679268 1426977372 1769801316 5209752973 10419505946 15629258919 20839011892 31258517838 62517035676 192760860001 385521720002 578282580003 771043440004 1156565160006 2313130320012