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3122001012 = 2231343346219
BaseRepresentation
bin1011101000010101…
…1111010001110100
322001120121002021010
42322011133101310
522343213013022
61233443152220
7140236366524
oct27205372164
98046532233
103122001012
111362319629
12731675670
133a9a5c1a0
142188c3684
1513414250c
hexba15f474

3122001012 has 48 divisors (see below), whose sum is σ = 7863316160. Its totient is φ = 958376448.

The previous prime is 3122001011. The next prime is 3122001083. The reversal of 3122001012 is 2101002213.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122001011) 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 15 ways as a sum of consecutive naturals, for example, 44439 + ... + 90657.

Almost surely, 23122001012 is an apocalyptic number.

It is an amenable number.

3122001012 is an abundant number, since it is smaller than the sum of its proper divisors (4741315148).

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

3122001012 is a wasteful number, since it uses less digits than its factorization.

3122001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46672 (or 46670 counting only the distinct ones).

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

The square root of 3122001012 is about 55874.8692347463. The cubic root of 3122001012 is about 1461.5410343988.

Adding to 3122001012 its reverse (2101002213), we get a palindrome (5223003225).

The spelling of 3122001012 in words is "three billion, one hundred twenty-two million, one thousand, twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 433 866 1299 1732 2598 5196 5629 11258 16887 22516 33774 46219 67548 92438 138657 184876 277314 554628 600847 1201694 1802541 2403388 3605082 7210164 20012827 40025654 60038481 80051308 120076962 240153924 260166751 520333502 780500253 1040667004 1561000506 3122001012