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211130000042 = 2138120384617
BaseRepresentation
bin1100010010100001010…
…1000010001010101010
3202011222000100021021012
43010220111002022222
511424343240000132
6240554120343522
721152666250503
oct3045025021252
9664860307235
10211130000042
11815a3420a45
1234b03014ba2
1316ba9162310
14a30c351baa
15575a6420b2
hex31285422aa

211130000042 has 8 divisors (see below), whose sum is σ = 341056153956. Its totient is φ = 97444615392.

The previous prime is 211130000027. The next prime is 211130000047. The reversal of 211130000042 is 240000031112.

It can be written as a sum of positive squares in 2 ways, for example, as 209579924401 + 1550075641 = 457799^2 + 39371^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 211129999981 and 211130000026.

It is not an unprimeable number, because it can be changed into a prime (211130000047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4060192283 + ... + 4060192334.

Almost surely, 2211130000042 is an apocalyptic number.

211130000042 is a deficient number, since it is larger than the sum of its proper divisors (129926153914).

211130000042 is a wasteful number, since it uses less digits than its factorization.

211130000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120384632.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 211130000042 its reverse (240000031112), we get a palindrome (451130031154).

The spelling of 211130000042 in words is "two hundred eleven billion, one hundred thirty million, forty-two", and thus it is an aban number.

Divisors: 1 2 13 26 8120384617 16240769234 105565000021 211130000042