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130090722 = 2379274453
BaseRepresentation
bin1111100000100…
…00011011100010
3100001210021220220
413300100123202
5231300400342
620524143510
73136516146
oct760203342
9301707826
10130090722
11674840a3
1237697b96
1320c4ab78
14133c5226
15b64a5ec
hex7c106e2

130090722 has 16 divisors (see below), whose sum is σ = 263475840. Its totient is φ = 42814512.

The previous prime is 130090703. The next prime is 130090733. The reversal of 130090722 is 227090031.

It is a junction number, because it is equal to n+sod(n) for n = 130090692 and 130090701.

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, 136753 + ... + 137700.

It is an arithmetic number, because the mean of its divisors is an integer number (16467240).

Almost surely, 2130090722 is an apocalyptic number.

130090722 is an abundant number, since it is smaller than the sum of its proper divisors (133385118).

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

130090722 is a wasteful number, since it uses less digits than its factorization.

130090722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274537.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 130090722 is about 11405.7319800178. The cubic root of 130090722 is about 506.6975153386.

The spelling of 130090722 in words is "one hundred thirty million, ninety thousand, seven hundred twenty-two".

Divisors: 1 2 3 6 79 158 237 474 274453 548906 823359 1646718 21681787 43363574 65045361 130090722