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141017490 = 23351733019
BaseRepresentation
bin10000110011111…
…00000110010010
3100211100102122000
420121330012102
5242100024430
621554254430
73331425465
oct1031740622
9324312560
10141017490
1172667589
123b287416
13232a5503
1414a2b2dc
15c5a7e60
hex867c192

141017490 has 64 divisors (see below), whose sum is σ = 378345600. Its totient is φ = 37374912.

The previous prime is 141017483. The next prime is 141017497. The reversal of 141017490 is 94710141.

It is an interprime number because it is at equal distance from previous prime (141017483) and next prime (141017497).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (141017497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45201 + ... + 48219.

It is an arithmetic number, because the mean of its divisors is an integer number (5911650).

Almost surely, 2141017490 is an apocalyptic number.

141017490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 141017490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189172800).

141017490 is an abundant number, since it is smaller than the sum of its proper divisors (237328110).

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

141017490 is a wasteful number, since it uses less digits than its factorization.

141017490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208 (or 3202 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 141017490 is about 11875.0785260562. The cubic root of 141017490 is about 520.5043061209.

The spelling of 141017490 in words is "one hundred forty-one million, seventeen thousand, four hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 173 270 346 519 865 1038 1557 1730 2595 3019 3114 4671 5190 6038 7785 9057 9342 15095 15570 18114 23355 27171 30190 45285 46710 54342 81513 90570 135855 163026 271710 407565 522287 815130 1044574 1566861 2611435 3133722 4700583 5222870 7834305 9401166 14101749 15668610 23502915 28203498 47005830 70508745 141017490