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530231211245 = 5195581381171
BaseRepresentation
bin1111011011101000011…
…11100011010011101101
31212200121201120100211002
413231310033203103231
532141403142224440
61043330155010045
753210423634431
oct7556417432355
91780551510732
10530231211245
111949627719aa
1286919439925
133b0013a7558
141b9402569c1
15dbd4bce115
hex7b743e34ed

530231211245 has 8 divisors (see below), whose sum is σ = 669765740640. Its totient is φ = 401859444240.

The previous prime is 530231211221. The next prime is 530231211271. The reversal of 530231211245 is 542112132035.

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

It is not a de Polignac number, because 530231211245 - 216 = 530231145709 is a prime.

It is a super-2 number, since 2×5302312112452 (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2790690491 + ... + 2790690680.

It is an arithmetic number, because the mean of its divisors is an integer number (83720717580).

Almost surely, 2530231211245 is an apocalyptic number.

It is an amenable number.

530231211245 is a deficient number, since it is larger than the sum of its proper divisors (139534529395).

530231211245 is a wasteful number, since it uses less digits than its factorization.

530231211245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5581381195.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 530231211245 in words is "five hundred thirty billion, two hundred thirty-one million, two hundred eleven thousand, two hundred forty-five".

Divisors: 1 5 19 95 5581381171 27906905855 106046242249 530231211245