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255030253025531 = 5033163901117789
BaseRepresentation
bin111001111111001011011011…
…101000110111100011111011
31020102222122122211022101021112
4321333023123220313203323
5231411403424233304111
62302223140354430535
7104501220262212524
oct7177133350674373
91212878584271245
10255030253025531
11742957a5231835
122472a6a389244b
13ac3c33269ca49
1446d975c88584b
151e73dc7379e8b
hexe7f2dba378fb

255030253025531 has 16 divisors (see below), whose sum is σ = 255660799322880. Its totient is φ = 254400227001120.

The previous prime is 255030253025521. The next prime is 255030253025549. The reversal of 255030253025531 is 135520352030552.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-255030253025531 is a prime.

It is a super-2 number, since 2×2550302530255312 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255030253025521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14336392985 + ... + 14336410773.

It is an arithmetic number, because the mean of its divisors is an integer number (15978799957680).

Almost surely, 2255030253025531 is an apocalyptic number.

255030253025531 is a deficient number, since it is larger than the sum of its proper divisors (630546297349).

255030253025531 is a wasteful number, since it uses less digits than its factorization.

255030253025531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30466.

The product of its (nonzero) digits is 675000, while the sum is 41.

The spelling of 255030253025531 in words is "two hundred fifty-five trillion, thirty billion, two hundred fifty-three million, twenty-five thousand, five hundred thirty-one".

Divisors: 1 503 3163 9011 17789 1590989 4532533 8947867 28501793 56266607 160296679 14336401879 28302103321 80629229537 507018395677 255030253025531