Search a number
-
+
20212424610 = 2357234184767
BaseRepresentation
bin10010110100110000…
…010001111110100010
31221011122020120000220
4102310300101332202
5312343340041420
613141354223510
71313611526430
oct226460217642
957148216026
1020212424610
118632428854
123b01124b96
131ba16c2281
14d9a5bdd50
157d472b840
hex4b4c11fa2

20212424610 has 64 divisors (see below), whose sum is σ = 57850232832. Its totient is φ = 4419112896.

The previous prime is 20212424597. The next prime is 20212424623. The reversal of 20212424610 is 1642421202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20212424597) and next prime (20212424623).

It is a super-3 number, since 3×202124246103 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2087554 + ... + 2097213.

It is an arithmetic number, because the mean of its divisors is an integer number (903909888).

Almost surely, 220212424610 is an apocalyptic number.

20212424610 is an abundant number, since it is smaller than the sum of its proper divisors (37637808222).

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

20212424610 is a wasteful number, since it uses less digits than its factorization.

20212424610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184807.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 20212424610 its reverse (1642421202), we get a palindrome (21854845812).

The spelling of 20212424610 in words is "twenty billion, two hundred twelve million, four hundred twenty-four thousand, six hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 23 30 35 42 46 69 70 105 115 138 161 210 230 322 345 483 690 805 966 1610 2415 4830 4184767 8369534 12554301 20923835 25108602 29293369 41847670 58586738 62771505 87880107 96249641 125543010 146466845 175760214 192499282 288748923 292933690 439400535 481248205 577497846 673747487 878801070 962496410 1347494974 1443744615 2021242461 2887489230 3368737435 4042484922 6737474870 10106212305 20212424610