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169429448514 = 23197143341327
BaseRepresentation
bin1001110111001011001…
…0000011011101000010
3121012022211101202121210
42131302302003131002
510233442414323024
6205500153030550
715145422356514
oct2356262033502
9535284352553
10169429448514
1165944563417
1228a056b5456
1312c9199c461
1482b3d97bb4
1546196e8129
hex2772c83742

169429448514 has 16 divisors (see below), whose sum is σ = 340578995328. Its totient is φ = 56189799792.

The previous prime is 169429448509. The next prime is 169429448521. The reversal of 169429448514 is 415844924961.

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, 71669482 + ... + 71671845.

It is an arithmetic number, because the mean of its divisors is an integer number (21286187208).

Almost surely, 2169429448514 is an apocalyptic number.

169429448514 is an abundant number, since it is smaller than the sum of its proper divisors (171149546814).

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

169429448514 is a wasteful number, since it uses less digits than its factorization.

169429448514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143341529.

The product of its digits is 9953280, while the sum is 57.

The spelling of 169429448514 in words is "one hundred sixty-nine billion, four hundred twenty-nine million, four hundred forty-eight thousand, five hundred fourteen".

Divisors: 1 2 3 6 197 394 591 1182 143341327 286682654 430023981 860047962 28238241419 56476482838 84714724257 169429448514