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82950672 = 2437298513
BaseRepresentation
bin1001111000110…
…11101000010000
312210002022221010
410330123220100
5132213410142
612121530520
72025032460
oct474335020
9183068833
1082950672
1142907082
1223943a40
131425444c
14b033ba0
157437e9c
hex4f1ba10

82950672 has 80 divisors (see below), whose sum is σ = 253376640. Its totient is φ = 22880256.

The previous prime is 82950631. The next prime is 82950677. The reversal of 82950672 is 27605928.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82950672.

It is not an unprimeable number, because it can be changed into a prime (82950677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5488 + ... + 14000.

It is an arithmetic number, because the mean of its divisors is an integer number (3167208).

Almost surely, 282950672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82950672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126688320).

82950672 is an abundant number, since it is smaller than the sum of its proper divisors (170425968).

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

82950672 is a wasteful number, since it uses less digits than its factorization.

82950672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8560 (or 8554 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 82950672 is about 9107.7259510813. The cubic root of 82950672 is about 436.1206354737.

The spelling of 82950672 in words is "eighty-two million, nine hundred fifty thousand, six hundred seventy-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 29 42 48 56 58 84 87 112 116 168 174 203 232 336 348 406 464 609 696 812 1218 1392 1624 2436 3248 4872 8513 9744 17026 25539 34052 51078 59591 68104 102156 119182 136208 178773 204312 238364 246877 357546 408624 476728 493754 715092 740631 953456 987508 1430184 1481262 1728139 1975016 2860368 2962524 3456278 3950032 5184417 5925048 6912556 10368834 11850096 13825112 20737668 27650224 41475336 82950672