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1960290 = 232523947
BaseRepresentation
bin111011110100101100010
310200121000100
413132211202
51000212130
6110003230
722443063
oct7364542
93617010
101960290
111119882
127a6516
13538347
1439056a
1528ac60
hex1de962

1960290 has 48 divisors (see below), whose sum is σ = 5323968. Its totient is φ = 499488.

The previous prime is 1960289. The next prime is 1960291. The reversal of 1960290 is 920691.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1960289) and next prime (1960291).

It is not an unprimeable number, because it can be changed into a prime (1960291) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1597 + ... + 2543.

It is an arithmetic number, because the mean of its divisors is an integer number (110916).

21960290 is an apocalyptic number.

1960290 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 1960290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2661984).

1960290 is an abundant number, since it is smaller than the sum of its proper divisors (3363678).

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

1960290 is a wasteful number, since it uses less digits than its factorization.

1960290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983 (or 980 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1960290 is about 1400.1035675978. The cubic root of 1960290 is about 125.1526668002.

The spelling of 1960290 in words is "one million, nine hundred sixty thousand, two hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 23 30 45 46 69 90 115 138 207 230 345 414 690 947 1035 1894 2070 2841 4735 5682 8523 9470 14205 17046 21781 28410 42615 43562 65343 85230 108905 130686 196029 217810 326715 392058 653430 980145 1960290