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38480071407 = 3411991572091
BaseRepresentation
bin100011110101100101…
…110100101011101111
310200022202001011102220
4203311211310223233
51112301344241112
625402201250423
72531400132051
oct436545645357
9120282034386
1038480071407
1115356aa7208
12755aa93a13
13382320352b
141c1079b8d1
15100335298c
hex8f5974aef

38480071407 has 16 divisors (see below), whose sum is σ = 52822291200. Its totient is φ = 24901905600.

The previous prime is 38480071397. The next prime is 38480071411. The reversal of 38480071407 is 70417008483.

It is not a de Polignac number, because 38480071407 - 214 = 38480055023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38480071457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 761569 + ... + 810522.

It is an arithmetic number, because the mean of its divisors is an integer number (3301393200).

Almost surely, 238480071407 is an apocalyptic number.

38480071407 is a deficient number, since it is larger than the sum of its proper divisors (14342219793).

38480071407 is a wasteful number, since it uses less digits than its factorization.

38480071407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572334.

The product of its (nonzero) digits is 150528, while the sum is 42.

The spelling of 38480071407 in words is "thirty-eight billion, four hundred eighty million, seventy-one thousand, four hundred seven".

Divisors: 1 3 41 123 199 597 8159 24477 1572091 4716273 64455731 193367193 312846109 938538327 12826690469 38480071407