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1027073430745 = 51910811299271
BaseRepresentation
bin11101111001000100101…
…10001101010011011001
310122012001111212012120021
432330202112031103121
5113311421244240440
62103455300030441
7134126560055005
oct16744226152331
93565044765507
101027073430745
113666411a314a
12147078992421
1375b1124964b
14379d3d21705
151bab34a384a
hexef2258d4d9

1027073430745 has 8 divisors (see below), whose sum is σ = 1297355912640. Its totient is φ = 778413547440.

The previous prime is 1027073430743. The next prime is 1027073430749. The reversal of 1027073430745 is 5470343707201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1027073430745 - 21 = 1027073430743 is a prime.

It is a super-2 number, since 2×10270734307452 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1027073430743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5405649541 + ... + 5405649730.

It is an arithmetic number, because the mean of its divisors is an integer number (162169489080).

Almost surely, 21027073430745 is an apocalyptic number.

It is an amenable number.

1027073430745 is a deficient number, since it is larger than the sum of its proper divisors (270282481895).

1027073430745 is a wasteful number, since it uses less digits than its factorization.

1027073430745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10811299295.

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 1027073430745 in words is "one trillion, twenty-seven billion, seventy-three million, four hundred thirty thousand, seven hundred forty-five".

Divisors: 1 5 19 95 10811299271 54056496355 205414686149 1027073430745