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34511745912 = 2337205427059
BaseRepresentation
bin100000001001000011…
…110111001101111000
310022002011221100020120
4200021003313031320
51031140001332122
623504322253240
72331143000010
oct401103671570
9108064840216
1034511745912
11136aaa87566
126831ab7220
133340022037
141955730c40
15d6ec8775c
hex8090f7378

34511745912 has 32 divisors (see below), whose sum is σ = 98604988800. Its totient is φ = 9860498784.

The previous prime is 34511745911. The next prime is 34511745913. The reversal of 34511745912 is 21954711543.

It is an interprime number because it is at equal distance from previous prime (34511745911) and next prime (34511745913).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34511745911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102713362 + ... + 102713697.

It is an arithmetic number, because the mean of its divisors is an integer number (3081405900).

Almost surely, 234511745912 is an apocalyptic number.

It is an amenable number.

34511745912 is an abundant number, since it is smaller than the sum of its proper divisors (64093242888).

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

34511745912 is a wasteful number, since it uses less digits than its factorization.

34511745912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205427075 (or 205427071 counting only the distinct ones).

The product of its digits is 151200, while the sum is 42.

The spelling of 34511745912 in words is "thirty-four billion, five hundred eleven million, seven hundred forty-five thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 205427059 410854118 616281177 821708236 1232562354 1437989413 1643416472 2465124708 2875978826 4313968239 4930249416 5751957652 8627936478 11503915304 17255872956 34511745912