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2254354340 = 2257101159431
BaseRepresentation
bin1000011001011110…
…1011011110100100
312211002222001210012
42012113223132210
514104103314330
61011410345352
7106602460430
oct20627533644
95732861705
102254354340
11a57584867
1252ab8b258
1329c0829a4
141755899c0
15d2da6c95
hex865eb7a4

2254354340 has 48 divisors (see below), whose sum is σ = 5464053504. Its totient is φ = 765264000.

The previous prime is 2254354339. The next prime is 2254354357. The reversal of 2254354340 is 434534522.

It is a super-2 number, since 2×22543543402 = 10164226980553671200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2254354297 and 2254354306.

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 15 ways as a sum of consecutive naturals, for example, 65576 + ... + 93855.

It is an arithmetic number, because the mean of its divisors is an integer number (113834448).

Almost surely, 22254354340 is an apocalyptic number.

2254354340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2254354340 is an abundant number, since it is smaller than the sum of its proper divisors (3209699164).

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

2254354340 is a wasteful number, since it uses less digits than its factorization.

2254354340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159548 (or 159546 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 2254354340 is about 47480.0414911360. The cubic root of 2254354340 is about 1311.2154560310.

Adding to 2254354340 its reverse (434534522), we get a palindrome (2688888862).

The spelling of 2254354340 in words is "two billion, two hundred fifty-four million, three hundred fifty-four thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 101 140 202 404 505 707 1010 1414 2020 2828 3535 7070 14140 159431 318862 637724 797155 1116017 1594310 2232034 3188620 4464068 5580085 11160170 16102531 22320340 32205062 64410124 80512655 112717717 161025310 225435434 322050620 450870868 563588585 1127177170 2254354340