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31341511384 = 2323675234861
BaseRepresentation
bin11101001100000110…
…011000001011011000
32222220020120202000221
4131030012120023120
51003141411331014
622221553205424
72156446310521
oct351406301330
988806522027
1031341511384
1112323514427
1260a8260874
132c562a5811
141734693848
15c367b8b24
hex74c1982d8

31341511384 has 64 divisors (see below), whose sum is σ = 62367402240. Its totient is φ = 14734431360.

The previous prime is 31341511373. The next prime is 31341511391. The reversal of 31341511384 is 48311514313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6445114 + ... + 6449974.

It is an arithmetic number, because the mean of its divisors is an integer number (974490660).

Almost surely, 231341511384 is an apocalyptic number.

It is an amenable number.

31341511384 is a deficient number, since it is larger than the sum of its proper divisors (31025890856).

31341511384 is a wasteful number, since it uses less digits than its factorization.

31341511384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5480 (or 5476 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The spelling of 31341511384 in words is "thirty-one billion, three hundred forty-one million, five hundred eleven thousand, three hundred eighty-four".

Divisors: 1 2 4 8 23 46 67 92 134 184 268 523 536 1046 1541 2092 3082 4184 4861 6164 9722 12029 12328 19444 24058 35041 38888 48116 70082 96232 111803 140164 223606 280328 325687 447212 651374 805943 894424 1302748 1611886 2542303 2605496 3223772 5084606 6447544 7490801 10169212 14981602 20338424 29963204 58472969 59926408 116945938 170334301 233891876 340668602 467783752 681337204 1362674408 3917688923 7835377846 15670755692 31341511384