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29357070957 = 3247179387721
BaseRepresentation
bin11011010101110100…
…010101101001101101
32210202221111201112100
4123111310111221231
5440110402232312
621253023525313
72056331662104
oct332564255155
983687451470
1029357070957
11114a5334a15
125833759839
1329cb118706
1415c6cc903b
15b6c47b5dc
hex6d5d15a6d

29357070957 has 24 divisors (see below), whose sum is σ = 43548935040. Its totient is φ = 19047908160.

The previous prime is 29357070937. The next prime is 29357070991. The reversal of 29357070957 is 75907075392.

It is not a de Polignac number, because 29357070957 - 210 = 29357069933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29357070937) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118144 + ... + 269577.

It is an arithmetic number, because the mean of its divisors is an integer number (1814538960).

Almost surely, 229357070957 is an apocalyptic number.

It is an amenable number.

29357070957 is a deficient number, since it is larger than the sum of its proper divisors (14191864083).

29357070957 is a wasteful number, since it uses less digits than its factorization.

29357070957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387953 (or 387950 counting only the distinct ones).

The product of its (nonzero) digits is 4167450, while the sum is 54.

The spelling of 29357070957 in words is "twenty-nine billion, three hundred fifty-seven million, seventy thousand, nine hundred fifty-seven".

Divisors: 1 3 9 47 141 179 423 537 1611 8413 25239 75717 387721 1163163 3489489 18222887 54668661 69402059 164005983 208206177 624618531 3261896773 9785690319 29357070957