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2215105062430 = 25131719371638747
BaseRepresentation
bin100000001110111110100…
…011001110011000011110
321211202120110222012201011
4200032332203032120132
5242243013343444210
64413334421005434
7316015240236661
oct40167643163036
97752513865634
102215105062430
1178446a072a57
122b937625387a
13130b640c63c0
14792d6b036d8
153c9475bad8a
hex203be8ce61e

2215105062430 has 256 divisors, whose sum is σ = 4945830865920. Its totient is φ = 705116233728.

The previous prime is 2215105062407. The next prime is 2215105062497. The reversal of 2215105062430 is 342605015122.

2215105062430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×22151050624303 (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2215105062392 and 2215105062401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 253237317 + ... + 253246063.

It is an arithmetic number, because the mean of its divisors is an integer number (19319651820).

Almost surely, 22215105062430 is an apocalyptic number.

2215105062430 is an abundant number, since it is smaller than the sum of its proper divisors (2730725803490).

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

2215105062430 is a wasteful number, since it uses less digits than its factorization.

2215105062430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9003.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 2215105062430 in words is "two trillion, two hundred fifteen billion, one hundred five million, sixty-two thousand, four hundred thirty".