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38400417792001 = 432163937135979
BaseRepresentation
bin10001011101100110010110…
…10000110000000000000001
312000222001012010210120020001
420232303023100300000001
520013123023423321001
6213400524114120001
711042224102443106
oct1056631320600001
9160861163716201
1038400417792001
1111265586823a31
124382312280001
1318571b40a2435
1496a8394a4aad
15468d3a163001
hex22eccb430001

38400417792001 has 24 divisors (see below), whose sum is σ = 39597916656480. Its totient is φ = 37237220669376.

The previous prime is 38400417791969. The next prime is 38400417792013. The reversal of 38400417792001 is 10029771400483.

It is not a de Polignac number, because 38400417792001 - 25 = 38400417791969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38400417792301) 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, 282331630 + ... + 282467608.

It is an arithmetic number, because the mean of its divisors is an integer number (1649913194020).

Almost surely, 238400417792001 is an apocalyptic number.

It is an amenable number.

38400417792001 is a deficient number, since it is larger than the sum of its proper divisors (1197498864479).

38400417792001 is a wasteful number, since it uses less digits than its factorization.

38400417792001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137165 (or 137122 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The spelling of 38400417792001 in words is "thirty-eight trillion, four hundred billion, four hundred seventeen million, seven hundred ninety-two thousand, one".

Divisors: 1 43 163 937 1849 7009 40291 135979 152731 301387 1732513 5847097 6567433 22164577 127412323 251425171 282399619 953076811 5478729889 20768208649 40982302873 235585385227 893032971907 38400417792001