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2130029090 = 257115126437
BaseRepresentation
bin111111011110101…
…1010101000100010
312111110000200121022
41332331122220202
513330241412330
6551205525442
7103532643230
oct17675325042
95443020538
102130029090
119a3389422
124b5413882
1327c3a3157
14162c65950
15c6ee9ae5
hex7ef5aa22

2130029090 has 32 divisors (see below), whose sum is σ = 4385746944. Its totient is φ = 729633600.

The previous prime is 2130029081. The next prime is 2130029101. The reversal of 2130029090 is 909200312.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67352 + ... + 93788.

It is an arithmetic number, because the mean of its divisors is an integer number (137054592).

Almost surely, 22130029090 is an apocalyptic number.

2130029090 is an abundant number, since it is smaller than the sum of its proper divisors (2255717854).

2130029090 is a wasteful number, since it uses less digits than its factorization.

2130029090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27602.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 2130029090 is about 46152.2381905797. The cubic root of 2130029090 is about 1286.6542085681.

The spelling of 2130029090 in words is "two billion, one hundred thirty million, twenty-nine thousand, ninety".

Divisors: 1 2 5 7 10 14 35 70 1151 2302 5755 8057 11510 16114 26437 40285 52874 80570 132185 185059 264370 370118 925295 1850590 30428987 60857974 152144935 213002909 304289870 426005818 1065014545 2130029090