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12992041635 = 3519211632063
BaseRepresentation
bin11000001100110001…
…01101001010100011
31020112102211002122020
430012120231022203
5203101430313020
65545104312523
7636645350256
oct140630551243
936472732566
1012992041635
11556773a1a1
122627012743
1312c0846501
148b369709d
155108cdc40
hex30662d2a3

12992041635 has 48 divisors (see below), whose sum is σ = 21968423424. Its totient is φ = 6555576384.

The previous prime is 12992041619. The next prime is 12992041639. The reversal of 12992041635 is 53614029921.

It is not a de Polignac number, because 12992041635 - 24 = 12992041619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12992041639) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6296614 + ... + 6298676.

It is an arithmetic number, because the mean of its divisors is an integer number (457675488).

Almost surely, 212992041635 is an apocalyptic number.

12992041635 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12992041635 is a deficient number, since it is larger than the sum of its proper divisors (8976381789).

12992041635 is a wasteful number, since it uses less digits than its factorization.

12992041635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3272 (or 3253 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 12992041635 in words is "twelve billion, nine hundred ninety-two million, forty-one thousand, six hundred thirty-five".

Divisors: 1 3 5 15 19 57 95 285 361 1083 1163 1805 2063 3489 5415 5815 6189 10315 17445 22097 30945 39197 66291 110485 117591 195985 331455 419843 587955 744743 1259529 2099215 2234229 2399269 3723715 6297645 7197807 11171145 11996345 35989035 45586111 136758333 227930555 683791665 866136109 2598408327 4330680545 12992041635