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10044121430 = 2572191078853
BaseRepresentation
bin10010101101010110…
…10010000101010110
3221220222210020100102
421112223102011112
5131032243341210
64340400214102
7503621423600
oct112653220526
927828706312
1010044121430
114294710102
121b4390a332
13c40b97c25
146b3d6a170
153dbbc5ea5
hex256ad2156

10044121430 has 48 divisors (see below), whose sum is σ = 22138084080. Its totient is φ = 3262448448.

The previous prime is 10044121421. The next prime is 10044121453. The reversal of 10044121430 is 3412144001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 530117 + ... + 548736.

It is an arithmetic number, because the mean of its divisors is an integer number (461210085).

Almost surely, 210044121430 is an apocalyptic number.

10044121430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10044121430 is an abundant number, since it is smaller than the sum of its proper divisors (12093962650).

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

10044121430 is a wasteful number, since it uses less digits than its factorization.

10044121430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078893 (or 1078886 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 10044121430 its reverse (3412144001), we get a palindrome (13456265431).

The spelling of 10044121430 in words is "ten billion, forty-four million, one hundred twenty-one thousand, four hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 49 70 95 98 133 190 245 266 490 665 931 1330 1862 4655 9310 1078853 2157706 5394265 7551971 10788530 15103942 20498207 37759855 40996414 52863797 75519710 102491035 105727594 143487449 204982070 264318985 286974898 528637970 717437245 1004412143 1434874490 2008824286 5022060715 10044121430