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2920100284 = 221017227971
BaseRepresentation
bin1010111000001101…
…0011000110111100
321112111200110112101
42232003103012330
521440021202114
61201431514444
7132235304623
oct25603230674
97474613471
102920100284
111269358622
12695b28a24
13376c8a9ba
141d9b686ba
1512155ed74
hexae0d31bc

2920100284 has 12 divisors (see below), whose sum is σ = 5160772008. Its totient is φ = 1445594000.

The previous prime is 2920100231. The next prime is 2920100297. The reversal of 2920100284 is 4820010292.

2920100284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3613582 + ... + 3614389.

It is an arithmetic number, because the mean of its divisors is an integer number (430064334).

Almost surely, 22920100284 is an apocalyptic number.

It is an amenable number.

2920100284 is a deficient number, since it is larger than the sum of its proper divisors (2240671724).

2920100284 is a wasteful number, since it uses less digits than its factorization.

2920100284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7228076 (or 7228074 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 2920100284 is about 54037.9522557989. The cubic root of 2920100284 is about 1429.3302622829.

The spelling of 2920100284 in words is "two billion, nine hundred twenty million, one hundred thousand, two hundred eighty-four".

Divisors: 1 2 4 101 202 404 7227971 14455942 28911884 730025071 1460050142 2920100284