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230609561001001 = 7213362024428573
BaseRepresentation
bin110100011011110011111000…
…111101110001110000101001
31010020112001120210220001020221
4310123303320331301300221
5220211301340104013001
62134244323024250041
766400663621023400
oct6433637075616051
91106461523801227
10230609561001001
116752aa6922a516
1221a45817470921
139b8a5080cb470
1440d37c2d80637
151b9da3d27a1a1
hexd1bcf8f71c29

230609561001001 has 12 divisors (see below), whose sum is σ = 288895494002052. Its totient is φ = 182460312000288.

The previous prime is 230609561000999. The next prime is 230609561001023. The reversal of 230609561001001 is 100100165906032.

It can be written as a sum of positive squares in 2 ways, for example, as 40502023374400 + 190107537626601 = 6364120^2 + 13787949^2 .

It is not a de Polignac number, because 230609561001001 - 21 = 230609561000999 is a prime.

It is a super-2 number, since 2×2306095610010012 (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (230609561001031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181012213650 + ... + 181012214923.

It is an arithmetic number, because the mean of its divisors is an integer number (24074624500171).

Almost surely, 2230609561001001 is an apocalyptic number.

It is an amenable number.

230609561001001 is a deficient number, since it is larger than the sum of its proper divisors (58285933001051).

230609561001001 is a wasteful number, since it uses less digits than its factorization.

230609561001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362024428600 (or 362024428593 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 34.

The spelling of 230609561001001 in words is "two hundred thirty trillion, six hundred nine billion, five hundred sixty-one million, one thousand, one".

Divisors: 1 7 13 49 91 637 362024428573 2534171000011 4706317571449 17739197000077 32944223000143 230609561001001