Search a number
-
+
141915072 = 2631356857
BaseRepresentation
bin10000111010101…
…11001111000000
3100220001000212210
420131113033000
5242312240242
622025422120
73342154365
oct1035271700
9326030783
10141915072
117311a992
123b63a940
132352ac20
1414bc246c
15c6d3d9c
hex87573c0

141915072 has 56 divisors (see below), whose sum is σ = 404374096. Its totient is φ = 43665408.

The previous prime is 141915071. The next prime is 141915073. The reversal of 141915072 is 270519141.

It is an interprime number because it is at equal distance from previous prime (141915071) and next prime (141915073).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141915071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25933 + ... + 30924.

It is an arithmetic number, because the mean of its divisors is an integer number (7220966).

Almost surely, 2141915072 is an apocalyptic number.

141915072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

141915072 is an abundant number, since it is smaller than the sum of its proper divisors (262459024).

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

141915072 is a wasteful number, since it uses less digits than its factorization.

141915072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56885 (or 56875 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 141915072 is about 11912.8112551152. The cubic root of 141915072 is about 521.6063149272.

The spelling of 141915072 in words is "one hundred forty-one million, nine hundred fifteen thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 56857 113714 170571 227428 341142 454856 682284 739141 909712 1364568 1478282 1819424 2217423 2729136 2956564 3638848 4434846 5458272 5913128 8869692 10916544 11826256 17739384 23652512 35478768 47305024 70957536 141915072