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30210010013231 = 175623316034041
BaseRepresentation
bin1101101111001110100001…
…11010100101111000101111
310221222001022112120210200022
412313213100322211320233
512424430100030410411
6144130141554352355
76235413132141236
oct667472072457057
9127861275523608
1030210010013231
119697aa2096364
12347aa9b28b6bb
1313b1a3a543479
1476625aa79b1d
15375c71e37edb
hex1b79d0ea5e2f

30210010013231 has 8 divisors (see below), whose sum is σ = 31992758139744. Its totient is φ = 28427893966080.

The previous prime is 30210010013179. The next prime is 30210010013257. The reversal of 30210010013231 is 13231001001203.

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

It is a cyclic number.

It is not a de Polignac number, because 30210010013231 - 214 = 30210009996847 is a prime.

It is a super-2 number, since 2×302100100132312 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30210010013431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157921430 + ... + 158112611.

It is an arithmetic number, because the mean of its divisors is an integer number (3999094767468).

Almost surely, 230210010013231 is an apocalyptic number.

30210010013231 is a deficient number, since it is larger than the sum of its proper divisors (1782748126513).

30210010013231 is a wasteful number, since it uses less digits than its factorization.

30210010013231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316039681.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 30210010013231 its reverse (13231001001203), we get a palindrome (43441011014434).

The spelling of 30210010013231 in words is "thirty trillion, two hundred ten billion, ten million, thirteen thousand, two hundred thirty-one".

Divisors: 1 17 5623 95591 316034041 5372578697 1777059412543 30210010013231