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22997419201 = 139210912
BaseRepresentation
bin10101011010110000…
…001100010011000001
32012100201200221101201
4111122300030103001
5334044314403301
614322002301201
71442616560251
oct253260142301
965321627351
1022997419201
119831497479
124559957801
132226697573
141182419961
158e8ea0201
hex55ac0c4c1

22997419201 has 9 divisors (see below), whose sum is σ = 23185309953. Its totient is φ = 22811042580.

The previous prime is 22997419187. The next prime is 22997419213. The reversal of 22997419201 is 10291479922.

The square root of 22997419201 is 151649.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 22997419201 - 231 = 20849935553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22997419231) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 21078666 + ... + 21079756.

Almost surely, 222997419201 is an apocalyptic number.

22997419201 is the 151649-th square number.

22997419201 is the 75825-th centered octagonal number.

It is an amenable number.

22997419201 is a deficient number, since it is larger than the sum of its proper divisors (187890752).

22997419201 is an frugal number, since it uses more digits than its factorization.

22997419201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460 (or 1230 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The spelling of 22997419201 in words is "twenty-two billion, nine hundred ninety-seven million, four hundred nineteen thousand, two hundred one".

Divisors: 1 139 1091 19321 151649 1190281 21079211 165449059 22997419201