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23321313021430 = 25139144711594971
BaseRepresentation
bin1010100110101111010101…
…00101000000110111110110
310001120111101101212110220001
411103113222211000313312
511024044022113141210
6121333355134501514
74624623606631144
oct523275245006766
9101514341773801
1023321313021430
117481571240506
1227479b066489a
131002262364008
145a8a86acc594
152a6992e1803a
hex1535ea940df6

23321313021430 has 32 divisors (see below), whose sum is σ = 42309589029120. Its totient is φ = 9255012294240.

The previous prime is 23321313021427. The next prime is 23321313021443. The reversal of 23321313021430 is 3412031312332.

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, 3786156 + ... + 7808815.

It is an arithmetic number, because the mean of its divisors is an integer number (1322174657160).

Almost surely, 223321313021430 is an apocalyptic number.

23321313021430 is a deficient number, since it is larger than the sum of its proper divisors (18988276007690).

23321313021430 is a wasteful number, since it uses less digits than its factorization.

23321313021430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11596564.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 23321313021430 its reverse (3412031312332), we get a palindrome (26733344333762).

The spelling of 23321313021430 in words is "twenty-three trillion, three hundred twenty-one billion, three hundred thirteen million, twenty-one thousand, four hundred thirty".

Divisors: 1 2 5 10 139 278 695 1390 1447 2894 7235 14470 201133 402266 1005665 2011330 11594971 23189942 57974855 115949710 1611700969 3223401938 8058504845 16117009690 16777923037 33555846074 83889615185 167779230370 2332131302143 4664262604286 11660656510715 23321313021430