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19932468696 = 2332797407717
BaseRepresentation
bin10010100100000100…
…010101010111011000
31220110010110022201100
4102210010111113120
5311310202444241
613053513551400
71303642121430
oct224404252730
956403408640
1019932468696
1184a93a4828
123a43415560
131b586c199a
14d713472c0
157b9d7b9b6
hex4a41155d8

19932468696 has 96 divisors (see below), whose sum is σ = 62331927840. Its totient is φ = 5636265984.

The previous prime is 19932468683. The next prime is 19932468707. The reversal of 19932468696 is 69686423991.

19932468696 is a `hidden beast` number, since 199 + 324 + 68 + 69 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154971 + ... + 252746.

It is an arithmetic number, because the mean of its divisors is an integer number (649290915).

Almost surely, 219932468696 is an apocalyptic number.

It is an amenable number.

19932468696 is an abundant number, since it is smaller than the sum of its proper divisors (42399459144).

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

19932468696 is a wasteful number, since it uses less digits than its factorization.

19932468696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407833 (or 407826 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 63.

The spelling of 19932468696 in words is "nineteen billion, nine hundred thirty-two million, four hundred sixty-eight thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 97 126 168 194 252 291 388 504 582 679 776 873 1164 1358 1746 2037 2328 2716 3492 4074 5432 6111 6984 8148 12222 16296 24444 48888 407717 815434 1223151 1630868 2446302 2854019 3261736 3669453 4892604 5708038 7338906 8562057 9785208 11416076 14677812 17124114 22832152 25686171 29355624 34248228 39548549 51372342 68496456 79097098 102744684 118645647 158194196 205489368 237291294 276839843 316388392 355936941 474582588 553679686 711873882 830519529 949165176 1107359372 1423747764 1661039058 2214718744 2491558587 2847495528 3322078116 4983117174 6644156232 9966234348 19932468696