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1051325401352 = 23157223092
BaseRepresentation
bin11110100110001111110…
…00001000100100001000
310201111122200012221221212
433103013320020210020
5114211103300320402
62122545555552252
7135645552315452
oct17230770104410
93644580187855
101051325401352
11375956865666
1214b9068bb688
13781a77c8305
1438c54bcb2d2
151c532667952
hexf4c7e08908

1051325401352 has 36 divisors (see below), whose sum is σ = 1984730300055. Its totient is φ = 522088322496.

The previous prime is 1051325401327. The next prime is 1051325401381. The reversal of 1051325401352 is 2531045231501.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 683839686916 + 367485714436 = 826946^2 + 606206^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=725026.

It is a super-2 number, since 2×10513254013522 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 455315174 + ... + 455317482.

Almost surely, 21051325401352 is an apocalyptic number.

It is an amenable number.

1051325401352 is a deficient number, since it is larger than the sum of its proper divisors (933404898703).

1051325401352 is an frugal number, since it uses more digits than its factorization.

1051325401352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938 (or 2468 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Multiplying 1051325401352 by its sum of digits (32), we get a square (33642412843264 = 58002082).

The spelling of 1051325401352 in words is "one trillion, fifty-one billion, three hundred twenty-five million, four hundred one thousand, three hundred fifty-two".

Divisors: 1 2 4 8 157 314 628 1256 2309 4618 9236 18472 24649 49298 98596 197192 362513 725026 1450052 2900104 5331481 10662962 21325924 42651848 56914541 113829082 227658164 455316328 837042517 1674085034 3348170068 6696340136 131415675169 262831350338 525662700676 1051325401352