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33230312130 = 2351723642877
BaseRepresentation
bin11110111100101011…
…100101001011000010
310011202212200202120010
4132330223211023002
51021023424442010
623133224525350
72254322664321
oct367453451302
9104685622503
1033230312130
1113102710384
126534920856
1331976b79b2
1418734840b8
15ce7513620
hex7bcae52c2

33230312130 has 32 divisors (see below), whose sum is σ = 79799160384. Its totient is φ = 8856259776.

The previous prime is 33230312083. The next prime is 33230312147. The reversal of 33230312130 is 3121303233.

It is a super-2 number, since 2×332303121302 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33230312097 and 33230312106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269749 + ... + 373128.

It is an arithmetic number, because the mean of its divisors is an integer number (2493723762).

Almost surely, 233230312130 is an apocalyptic number.

33230312130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33230312130 is an abundant number, since it is smaller than the sum of its proper divisors (46568848254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33230312130 is a wasteful number, since it uses less digits than its factorization.

33230312130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644610.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 33230312130 its reverse (3121303233), we get a palindrome (36351615363).

The spelling of 33230312130 in words is "thirty-three billion, two hundred thirty million, three hundred twelve thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1723 3446 5169 8615 10338 17230 25845 51690 642877 1285754 1928631 3214385 3857262 6428770 9643155 19286310 1107677071 2215354142 3323031213 5538385355 6646062426 11076770710 16615156065 33230312130