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29955257552103 = 3132311905914459
BaseRepresentation
bin1101100111110100000000…
…11111000100110011100111
310221001200202101212220111020
412303322000133010303213
512411241331413131403
6143413131053142223
76211124131015542
oct663720037046347
9127050671786436
1029955257552103
1195a9a53a57794
12343964318a973
1313939cb9b6100
14757bb1001859
1536e311cb2453
hex1b3e807c4ce7

29955257552103 has 24 divisors (see below), whose sum is σ = 44644140311040. Its totient is φ = 17839359326880.

The previous prime is 29955257552089. The next prime is 29955257552119. The reversal of 29955257552103 is 30125575255992.

It is not a de Polignac number, because 29955257552103 - 244 = 12363071507687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29955257552153) 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, 952941513 + ... + 952972946.

It is an arithmetic number, because the mean of its divisors is an integer number (1860172512960).

Almost surely, 229955257552103 is an apocalyptic number.

29955257552103 is a deficient number, since it is larger than the sum of its proper divisors (14688882758937).

29955257552103 is a wasteful number, since it uses less digits than its factorization.

29955257552103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1905914519 (or 1905914506 counting only the distinct ones).

The product of its (nonzero) digits is 42525000, while the sum is 60.

The spelling of 29955257552103 in words is "twenty-nine trillion, nine hundred fifty-five billion, two hundred fifty-seven million, five hundred fifty-two thousand, one hundred three".

Divisors: 1 3 13 31 39 93 169 403 507 1209 5239 15717 1905914459 5717743377 24776887967 59083348229 74330663901 177250044687 322099543571 768083526977 966298630713 2304250580931 9985085850701 29955257552103