Search a number
-
+
38401352766448 = 247595811342731
BaseRepresentation
bin10001011101101000000101…
…11111011001001111110000
312000222010121022010012001021
420232310002333121033300
520013131432302011243
6213401200553545224
711042256214546120
oct1056640277311760
9160863538105037
1038401352766448
1111265a16574091
124382533415214
1318573029c3059
1496a8c7726c80
15468d9229c6ed
hex22ed02fd93f0

38401352766448 has 40 divisors (see below), whose sum is σ = 86472779852160. Its totient is φ = 16178778160320.

The previous prime is 38401352766349. The next prime is 38401352766493. The reversal of 38401352766448 is 84466725310483.

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, 2905664758 + ... + 2905677973.

It is an arithmetic number, because the mean of its divisors is an integer number (2161819496304).

Almost surely, 238401352766448 is an apocalyptic number.

It is an amenable number.

38401352766448 is an abundant number, since it is smaller than the sum of its proper divisors (48071427085712).

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

38401352766448 is a wasteful number, since it uses less digits than its factorization.

38401352766448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5811342805 (or 5811342799 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 61.

The spelling of 38401352766448 in words is "thirty-eight trillion, four hundred one billion, three hundred fifty-two million, seven hundred sixty-six thousand, four hundred forty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 59 112 118 236 413 472 826 944 1652 3304 6608 5811342731 11622685462 23245370924 40679399117 46490741848 81358798234 92981483696 162717596468 325435192936 342869221129 650870385872 685738442258 1371476884516 2400084547903 2742953769032 4800169095806 5485907538064 9600338191612 19200676383224 38401352766448