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319319388120 = 23352660994901
BaseRepresentation
bin1001010010110001110…
…10110010111111011000
31010112012220202122000110
410221120322302333120
520212431230404440
6402405430404320
732033014005135
oct4513072627730
91115186678013
10319319388120
11113471519567
1251a775006a0
132415b4c4c05
1411652c9958c
15848d7d7080
hex4a58eb2fd8

319319388120 has 32 divisors (see below), whose sum is σ = 957958164720. Its totient is φ = 85151836800.

The previous prime is 319319388097. The next prime is 319319388131. The reversal of 319319388120 is 21883913913.

It is a self number, because there is not a number n which added to its sum of digits gives 319319388120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1330497331 + ... + 1330497570.

Almost surely, 2319319388120 is an apocalyptic number.

319319388120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

319319388120 is an abundant number, since it is smaller than the sum of its proper divisors (638638776600).

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

319319388120 is a wasteful number, since it uses less digits than its factorization.

319319388120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660994915 (or 2660994911 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The spelling of 319319388120 in words is "three hundred nineteen billion, three hundred nineteen million, three hundred eighty-eight thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 2660994901 5321989802 7982984703 10643979604 13304974505 15965969406 21287959208 26609949010 31931938812 39914923515 53219898020 63863877624 79829847030 106439796040 159659694060 319319388120