Base | Representation |
---|---|
bin | 1010100011100100011000… |
… | …10101101101110110000110 |
3 | 10001012002011010100020222210 |
4 | 11101302030111231312012 |
5 | 11020302402042130010 |
6 | 121211335425404250 |
7 | 4614015602366550 |
oct | 521621425556606 |
9 | 101162133306883 |
10 | 23212357770630 |
11 | 743a33a8a8996 |
12 | 272a863799686 |
13 | cc4bba441702 |
14 | 5a36ac5844d0 |
15 | 2a3c178e0b20 |
hex | 151c8c56dd86 |
23212357770630 has 256 divisors, whose sum is σ = 64692298874880. Its totient is φ = 5221107859968.
The previous prime is 23212357770557. The next prime is 23212357770631. The reversal of 23212357770630 is 3607775321232.
It is a self number, because there is not a number n which added to its sum of digits gives 23212357770630.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23212357770631) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2361614556 + ... + 2361624384.
It is an arithmetic number, because the mean of its divisors is an integer number (252704292480).
Almost surely, 223212357770630 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23212357770630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32346149437440).
23212357770630 is an abundant number, since it is smaller than the sum of its proper divisors (41479941104250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23212357770630 is a wasteful number, since it uses less digits than its factorization.
23212357770630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10643.
The product of its (nonzero) digits is 2222640, while the sum is 48.
The spelling of 23212357770630 in words is "twenty-three trillion, two hundred twelve billion, three hundred fifty-seven million, seven hundred seventy thousand, six hundred thirty".
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