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141087740 = 2257054387
BaseRepresentation
bin10000110100011…
…01001111111100
3100211110222222212
420122031033330
5242104301430
621555555552
73332140343
oct1032151774
9324428885
10141087740
1172705342
123b2bbbb8
13232cb491
1414a48b5a
15c5bdb95
hex868d3fc

141087740 has 12 divisors (see below), whose sum is σ = 296284296. Its totient is φ = 56435088.

The previous prime is 141087733. The next prime is 141087763. The reversal of 141087740 is 47780141.

It is a junction number, because it is equal to n+sod(n) for n = 141087697 and 141087706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3527174 + ... + 3527213.

It is an arithmetic number, because the mean of its divisors is an integer number (24690358).

Almost surely, 2141087740 is an apocalyptic number.

141087740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141087740 is an abundant number, since it is smaller than the sum of its proper divisors (155196556).

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

141087740 is a wasteful number, since it uses less digits than its factorization.

141087740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7054396 (or 7054394 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 141087740 is about 11878.0360329475. The cubic root of 141087740 is about 520.5907241421.

The spelling of 141087740 in words is "one hundred forty-one million, eighty-seven thousand, seven hundred forty".

Divisors: 1 2 4 5 10 20 7054387 14108774 28217548 35271935 70543870 141087740