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12303013090 = 253141967979
BaseRepresentation
bin10110111010101000…
…10001010011100010
31011202102021211011111
423131110101103202
5200144032404330
65352452133534
7613610612554
oct133524212342
934672254144
1012303013090
115243803915
1224743072aa
131210b78c04
14849d774d4
154c017732a
hex2dd5114e2

12303013090 has 32 divisors (see below), whose sum is σ = 23417372160. Its totient is φ = 4646294400.

The previous prime is 12303013081. The next prime is 12303013091. The reversal of 12303013090 is 9031030321.

It is a super-2 number, since 2×123030130902 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12303013091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471280 + ... + 496699.

It is an arithmetic number, because the mean of its divisors is an integer number (731792880).

Almost surely, 212303013090 is an apocalyptic number.

12303013090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303013090 is a deficient number, since it is larger than the sum of its proper divisors (11114359070).

12303013090 is a wasteful number, since it uses less digits than its factorization.

12303013090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968058.

The product of its (nonzero) digits is 486, while the sum is 22.

The spelling of 12303013090 in words is "twelve billion, three hundred three million, thirteen thousand, ninety".

Divisors: 1 2 5 10 31 41 62 82 155 205 310 410 1271 2542 6355 12710 967979 1935958 4839895 9679790 30007349 39687139 60014698 79374278 150036745 198435695 300073490 396871390 1230301309 2460602618 6151506545 12303013090