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29998474112902 = 2591989771277657
BaseRepresentation
bin1101101001000100100000…
…11001001010111110000110
310221012211022020110122220011
412310202100121022332012
512412443333333103102
6143445035254100434
76214214103512611
oct664422031127606
9127184266418804
1029998474112902
11961631063a539
123445aa434a71a
131397ac8285089
14759d10869178
153704e0d692d7
hex1b489064af86

29998474112902 has 16 divisors (see below), whose sum is σ = 45760650034320. Its totient is φ = 14744927054848.

The previous prime is 29998474112899. The next prime is 29998474112923. The reversal of 29998474112902 is 20921147489992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22840458 + ... + 24118114.

It is an arithmetic number, because the mean of its divisors is an integer number (2860040627145).

Almost surely, 229998474112902 is an apocalyptic number.

29998474112902 is a deficient number, since it is larger than the sum of its proper divisors (15762175921418).

29998474112902 is a wasteful number, since it uses less digits than its factorization.

29998474112902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476695.

The product of its (nonzero) digits is 47029248, while the sum is 67.

The spelling of 29998474112902 in words is "twenty-nine trillion, nine hundred ninety-eight billion, four hundred seventy-four million, one hundred twelve thousand, nine hundred two".

Divisors: 1 2 59 118 198977 397954 1277657 2555314 11739643 23479286 75381763 150763526 254224356889 508448713778 14999237056451 29998474112902