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141754420 = 2257978893
BaseRepresentation
bin10000111001100…
…00000000110100
3100212201212111201
420130300000310
5242242120140
622022142244
73340615123
oct1034600064
9325655451
10141754420
1173020215
123b581984
13234a2a72
1414b7daba
15c6a149a
hex8730034

141754420 has 24 divisors (see below), whose sum is σ = 298091304. Its totient is φ = 56624256.

The previous prime is 141754369. The next prime is 141754439. The reversal of 141754420 is 24457141.

It can be written as a sum of positive squares in 4 ways, for example, as 1710864 + 140043556 = 1308^2 + 11834^2 .

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, 11494 + ... + 20386.

It is an arithmetic number, because the mean of its divisors is an integer number (12420471).

Almost surely, 2141754420 is an apocalyptic number.

141754420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141754420 is an abundant number, since it is smaller than the sum of its proper divisors (156336884).

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

141754420 is a wasteful number, since it uses less digits than its factorization.

141754420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9699 (or 9697 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 141754420 is about 11906.0665208960. The cubic root of 141754420 is about 521.4094160903.

The spelling of 141754420 in words is "one hundred forty-one million, seven hundred fifty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 797 1594 3188 3985 7970 8893 15940 17786 35572 44465 88930 177860 7087721 14175442 28350884 35438605 70877210 141754420