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304121440431140 = 22545631333239947
BaseRepresentation
bin100010100100110001100101…
…0011011001110110000100100
31110212210201121002020101100012
41011021203022123032300210
5304330211202222244030
62554451243324105352
7121026022542223253
oct10511431233166044
91425721532211305
10304121440431140
11889a21a676a472
122a138933095258
13100906b4951217
1455157b051679a
152525d6ae9e095
hex11498ca6cec24

304121440431140 has 24 divisors (see below), whose sum is σ = 638669022899712. Its totient is φ = 121645909887840.

The previous prime is 304121440431037. The next prime is 304121440431169. The reversal of 304121440431140 is 41134044121403.

It is a super-2 number, since 2×3041214404311402 (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 304121440431097 and 304121440431106.

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, 165707354 + ... + 167532593.

It is an arithmetic number, because the mean of its divisors is an integer number (26611209287488).

Almost surely, 2304121440431140 is an apocalyptic number.

It is an amenable number.

304121440431140 is an abundant number, since it is smaller than the sum of its proper divisors (334547582468572).

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

304121440431140 is a wasteful number, since it uses less digits than its factorization.

304121440431140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333285587 (or 333285585 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 304121440431140 its reverse (41134044121403), we get a palindrome (345255484552543).

The spelling of 304121440431140 in words is "three hundred four trillion, one hundred twenty-one billion, four hundred forty million, four hundred thirty-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 45631 91262 182524 228155 456310 912620 333239947 666479894 1332959788 1666199735 3332399470 6664798940 15206072021557 30412144043114 60824288086228 76030360107785 152060720215570 304121440431140