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213030202310 = 25312368929009
BaseRepresentation
bin1100011001100110010…
…1101110101111000110
3202100212102220112201222
43012121211232233012
511442241212433220
6241510440320342
721251041562012
oct3063145565706
9670772815658
10213030202310
1182388aa5042
12353534730b2
131711ca36c63
14a44c86d542
15581c38ee25
hex319996ebc6

213030202310 has 32 divisors (see below), whose sum is σ = 395854214400. Its totient is φ = 82456980480.

The previous prime is 213030202303. The next prime is 213030202337. The reversal of 213030202310 is 13202030312.

It is a super-2 number, since 2×2130302023102 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7329086 + ... + 7358094.

It is an arithmetic number, because the mean of its divisors is an integer number (12370444200).

Almost surely, 2213030202310 is an apocalyptic number.

213030202310 is a deficient number, since it is larger than the sum of its proper divisors (182824012090).

213030202310 is a wasteful number, since it uses less digits than its factorization.

213030202310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52736.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 213030202310 its reverse (13202030312), we get a palindrome (226232232622).

The spelling of 213030202310 in words is "two hundred thirteen billion, thirty million, two hundred two thousand, three hundred ten".

Divisors: 1 2 5 10 31 62 155 310 23689 29009 47378 58018 118445 145045 236890 290090 734359 899279 1468718 1798558 3671795 4496395 7343590 8992790 687194201 1374388402 3435971005 6871942010 21303020231 42606040462 106515101155 213030202310