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312023102102 = 21811223704777
BaseRepresentation
bin1001000101001100000…
…01101011001010010110
31002211101102111220012222
410202212001223022112
520103010403231402
6355201425542342
731354136415215
oct4424601531226
91084342456188
10312023102102
111103679a7918
125057baa49b2
13235679c17ca
141115dc5507c
1581b2e947a2
hex48a606b296

312023102102 has 16 divisors (see below), whose sum is σ = 471005956512. Its totient is φ = 155022528960.

The previous prime is 312023102063. The next prime is 312023102117. The reversal of 312023102102 is 201201320213.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90338 + ... + 795114.

It is an arithmetic number, because the mean of its divisors is an integer number (29437872282).

Almost surely, 2312023102102 is an apocalyptic number.

312023102102 is a deficient number, since it is larger than the sum of its proper divisors (158982854410).

312023102102 is a wasteful number, since it uses less digits than its factorization.

312023102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706183.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 312023102102 its reverse (201201320213), we get a palindrome (513224422315).

The spelling of 312023102102 in words is "three hundred twelve billion, twenty-three million, one hundred two thousand, one hundred two".

Divisors: 1 2 181 362 1223 2446 221363 442726 704777 1409554 127564637 255129274 861942271 1723884542 156011551051 312023102102