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2020010415 = 35478113533
BaseRepresentation
bin111100001100110…
…1110100110101111
312012210000011100120
41320121232212233
513114110313130
6532235500023
7101025543123
oct17031564657
95183004316
102020010415
119472747a5
124845b7613
13262662447
141523c7583
15bc516910
hex7866e9af

2020010415 has 32 divisors (see below), whose sum is σ = 3305788416. Its totient is φ = 1052818560.

The previous prime is 2020010407. The next prime is 2020010417. The reversal of 2020010415 is 5140100202.

It is not a de Polignac number, because 2020010415 - 23 = 2020010407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 2020010394 and 2020010403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020010417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 569989 + ... + 573521.

It is an arithmetic number, because the mean of its divisors is an integer number (103305888).

Almost surely, 22020010415 is an apocalyptic number.

2020010415 is a deficient number, since it is larger than the sum of its proper divisors (1285778001).

2020010415 is a wasteful number, since it uses less digits than its factorization.

2020010415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4399.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2020010415 is about 44944.5259736934. The cubic root of 2020010415 is about 1264.1090374128.

Adding to 2020010415 its reverse (5140100202), we get a palindrome (7160110617).

The spelling of 2020010415 in words is "two billion, twenty million, ten thousand, four hundred fifteen".

Divisors: 1 3 5 15 47 141 235 705 811 2433 3533 4055 10599 12165 17665 38117 52995 114351 166051 190585 498153 571755 830255 2490765 2865263 8595789 14326315 42978945 134667361 404002083 673336805 2020010415