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3078415380 = 223551306923
BaseRepresentation
bin1011011101111100…
…1110010000010100
321221112120201000110
42313133032100110
522301033243010
61225245043020
7136200045645
oct26737162024
97845521013
103078415380
11133a75a047
1271ab56470
133a0a0b581
14212bb96cc
151303d3120
hexb77ce414

3078415380 has 24 divisors (see below), whose sum is σ = 8619563232. Its totient is φ = 820910752.

The previous prime is 3078415367. The next prime is 3078415411. The reversal of 3078415380 is 835148703.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25653402 + ... + 25653521.

It is an arithmetic number, because the mean of its divisors is an integer number (359148468).

Almost surely, 23078415380 is an apocalyptic number.

3078415380 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3078415380 is an abundant number, since it is smaller than the sum of its proper divisors (5541147852).

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

3078415380 is a wasteful number, since it uses less digits than its factorization.

3078415380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51306935 (or 51306933 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 3078415380 is about 55483.4694300924. The cubic root of 3078415380 is about 1454.7077080814.

It can be divided in two parts, 30784 and 15380, that added together give a palindrome (46164).

The spelling of 3078415380 in words is "three billion, seventy-eight million, four hundred fifteen thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 51306923 102613846 153920769 205227692 256534615 307841538 513069230 615683076 769603845 1026138460 1539207690 3078415380